1 | #!/usr/bin/env python |
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2 | # -*- coding: utf-8 -*- |
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3 | ##******************************************************************************* |
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4 | # @Author: Anne Philipp (University of Vienna) |
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5 | # |
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6 | # @Date: November 2018 |
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7 | # |
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8 | # @Change History: |
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9 | # |
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10 | # @License: |
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11 | # (C) Copyright 2014-2018. |
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12 | # |
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13 | # This software is licensed under the terms of the Apache Licence Version 2.0 |
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14 | # which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. |
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15 | # |
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16 | # @Modul Description: |
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17 | # |
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18 | # |
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19 | # @Module Content: |
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20 | |
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21 | # |
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22 | #******************************************************************************* |
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23 | |
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24 | # ------------------------------------------------------------------------------ |
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25 | # MODULES |
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26 | # ------------------------------------------------------------------------------ |
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27 | |
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28 | import os |
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29 | import _config |
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30 | import exceptions |
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31 | from tools import my_error, silent_remove |
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32 | from datetime import datetime |
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33 | # ------------------------------------------------------------------------------ |
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34 | # FUNCTIONS |
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35 | # ------------------------------------------------------------------------------ |
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36 | |
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37 | def check_logicals_type(c, logicals): |
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38 | '''Check that the logical variables have correct type integer. |
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39 | |
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40 | Parameters |
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41 | ---------- |
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42 | c : :obj:`ControlFile` |
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43 | Contains all the parameters of CONTROL file and |
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44 | command line. |
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45 | |
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46 | logicals : :obj:`list` of (:obj:`string` or :obj:`integer`) |
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47 | Names of the switches that are used to control the flow of the |
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48 | program. |
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49 | |
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50 | Return |
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51 | ------ |
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52 | |
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53 | ''' |
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54 | |
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55 | for var in logicals: |
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56 | if not isinstance(getattr(c, var), int): |
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57 | setattr(c, var, int(getattr(c, var))) |
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58 | |
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59 | return |
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60 | |
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61 | def check_grid(grid): |
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62 | '''Convert grid into correct Lat/Lon format. E.g. '0.5/0.5' |
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63 | |
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64 | Checks on format of original grid. Wether it is in the order of 1000 or 1. |
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65 | Convert to correct grid format and substitute into "Lat/Lon" format string. |
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66 | |
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67 | Parameters |
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68 | ---------- |
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69 | grid : :obj:`string` |
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70 | Contains grid information |
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71 | |
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72 | Return |
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73 | ------ |
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74 | grid : :obj:``string` |
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75 | Contains grid in format Lat/lon. E.g. 0.1/0.1 |
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76 | ''' |
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77 | |
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78 | if 'N' in grid: |
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79 | return grid |
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80 | if '/' in grid: |
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81 | gridx, gridy = grid.split('/') |
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82 | if gridx == gridy: |
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83 | grid = gridx |
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84 | else: |
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85 | raise ValueError('GRID parameter contains two values ' |
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86 | 'which are unequal %s' (grid)) |
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87 | # determine grid format |
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88 | if float(grid) / 100. >= 0.5: |
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89 | # grid is defined in 1/1000 degrees; old format |
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90 | grid = '{}/{}'.format(float(grid) / 1000., |
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91 | float(grid) / 1000.) |
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92 | elif float(grid) / 100. < 0.5: |
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93 | # grid is defined in normal degree; new format |
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94 | grid = '{}/{}'.format(float(grid), float(grid)) |
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95 | |
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96 | return grid |
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97 | |
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98 | def check_area(grid, area, upper, lower, left , right): |
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99 | '''Defines the correct area string. |
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100 | |
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101 | Checks on the format of the four area components. Wether it is of |
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102 | the order of 1000 or 1. Also checks wether area was already set by command |
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103 | line, then the four components are overwritten. |
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104 | Convert to correct format of the order of magnitude "1" and sets the |
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105 | area parameter (North/West/South/East). |
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106 | E.g.: -5./20./10./10. |
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107 | |
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108 | Parameters |
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109 | ---------- |
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110 | grid : :obj:`string` |
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111 | Contains grid information. |
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112 | |
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113 | area : :obj:`string` |
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114 | Contains area informtion. |
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115 | |
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116 | upper : :obj:`string` |
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117 | The northern most latitude. |
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118 | |
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119 | lower : :obj:`string` |
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120 | The souther most latitude. |
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121 | |
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122 | left : :obj:`string` |
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123 | The western most longitude. |
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124 | |
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125 | right : :obj:`string` |
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126 | The eastern most longiude. |
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127 | |
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128 | Return |
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129 | ------ |
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130 | grid : :obj:``string` |
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131 | Contains grid in format Lat/lon. E.g. 0.1/0.1 |
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132 | ''' |
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133 | if 'N' in grid: # Gaussian output grid |
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134 | area = 'G' |
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135 | return area |
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136 | |
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137 | # if area was provided decompose area into its 4 components |
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138 | if area: |
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139 | components = area.split('/') |
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140 | upper, left, lower, right = components |
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141 | |
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142 | # determine area format |
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143 | if ((abs(float(upper) / 10000.) >= 0.01 or float(upper) / 1000. == 0. ) and |
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144 | (abs(float(lower) / 10000.) >= 0.01 or float(lower) / 1000. == 0. ) and |
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145 | (abs(float(left) / 10000.) >= 0.01 or float(left) / 1000. == 0. ) and |
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146 | (abs(float(right) / 10000.) >= 0.01 or float(right) / 1000. == 0.)): |
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147 | # area is defined in 1/1000 degrees; old format |
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148 | area = '{}/{}/{}/{}'.format(float(upper) / 1000., |
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149 | float(left) / 1000., |
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150 | float(lower) / 1000., |
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151 | float(right) / 1000.) |
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152 | elif (abs(float(upper) / 10000.) < 0.05 and |
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153 | abs(float(lower) / 10000.) < 0.05 and |
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154 | abs(float(left) / 10000.) < 0.05 and |
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155 | abs(float(right) / 10000.) < 0.05): |
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156 | # area is already in new format |
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157 | area = '{}/{}/{}/{}'.format(float(upper), |
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158 | float(left), |
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159 | float(lower), |
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160 | float(right)) |
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161 | else: |
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162 | raise ValueError('The area components have different ' |
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163 | 'formats (upper, lower, left, right): ' |
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164 | '{}/{}/{}/{}'.format(str(upper), str(lower), |
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165 | str(left) , str(right))) |
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166 | |
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167 | return area |
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168 | |
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169 | def check_levels(levelist, level): |
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170 | '''Defines correct level list and guarantees that the maximum level is |
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171 | one of the available maximum levels. |
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172 | |
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173 | Parameters |
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174 | ---------- |
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175 | levelist : :obj:`string` |
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176 | Specifies the level list. |
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177 | Examples: model level: 1/to/137, pressure levels: 500/to/1000 |
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178 | |
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179 | level : :obj:`string` |
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180 | Specifies the maximum level. |
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181 | |
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182 | Return |
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183 | ------ |
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184 | levelist : :obj:`string` |
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185 | Specifies the required levels. It has to have a valid |
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186 | correspondence to the selected levtype. |
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187 | Examples: model level: 1/to/137, pressure levels: 500/to/1000 |
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188 | |
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189 | level : :obj:`string` |
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190 | Specifies the maximum level. It has to be one of the |
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191 | available maximum level number as contained in the variable |
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192 | MAX_LEVEL_LIST in "_config". E.g. [16, 19, 31, 40, 50, 60, 62, 91, 137] |
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193 | |
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194 | ''' |
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195 | # assure consistency of levelist and level |
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196 | if not levelist and not level: |
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197 | raise ValueError('ERROR: neither levelist nor level ' |
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198 | 'specified in CONTROL file') |
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199 | elif not levelist and level: |
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200 | levelist = '1/to/' + level |
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201 | elif (levelist and not level) or \ |
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202 | (levelist[-1] != level[-1]): |
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203 | level = levelist.split('/')[-1] |
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204 | else: |
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205 | pass |
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206 | |
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207 | # check if max level is a valid level |
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208 | if int(level) not in _config.MAX_LEVEL_LIST: |
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209 | raise ValueError('ERROR: \n' |
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210 | 'LEVEL must be the maximum level of a specified ' |
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211 | 'level list from ECMWF, e.g. {} \n' |
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212 | 'Check parameter "LEVEL" or the max level of ' |
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213 | '"LEVELIST"!'.format(str(_config.MAX_LEVEL_LIST))) |
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214 | |
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215 | return levelist, level |
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216 | |
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217 | |
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218 | def check_ppid(c, ppid): |
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219 | '''Sets the current PPID. |
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220 | |
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221 | Parameters |
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222 | ---------- |
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223 | c : :obj:`ControlFile` |
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224 | Contains all the parameters of CONTROL file and |
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225 | command line. |
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226 | |
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227 | ppid : :obj:`int` or :obj:`None` |
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228 | Contains the ppid number provided by the command line parameter |
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229 | of is None otherwise. |
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230 | |
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231 | Return |
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232 | ------ |
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233 | |
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234 | ''' |
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235 | |
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236 | if not ppid: |
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237 | c.ppid = str(os.getppid()) |
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238 | else: |
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239 | c.ppid = ppid |
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240 | |
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241 | return |
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242 | |
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243 | |
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244 | def check_purefc(ftype): |
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245 | '''Check for a pure forecast mode. |
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246 | |
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247 | Parameters |
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248 | ---------- |
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249 | ftype : :obj:`list` of :obj:`string` |
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250 | List of field types. |
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251 | |
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252 | Return |
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253 | ------ |
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254 | True or False: |
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255 | True if pure forecasts are to be retrieved. False if there are |
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256 | analysis fields in between. |
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257 | ''' |
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258 | |
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259 | if 'AN' not in ftype and '4V' not in ftype: |
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260 | # pure forecast |
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261 | return 1 |
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262 | |
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263 | return 0 |
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264 | |
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265 | |
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266 | def check_step(step, mailfail): |
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267 | '''Checks on step format and convert into a list of steps. |
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268 | |
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269 | If the steps were defined with "to" and "by" they are converted into |
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270 | a list of steps. If the steps were set in a string, it is |
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271 | converted into a list. |
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272 | |
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273 | Parameters |
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274 | ---------- |
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275 | step : :obj:`list` of :obj:`string` or :obj:`string` |
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276 | Specifies the forecast time step from forecast base time. |
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277 | Valid values are hours (HH) from forecast base time. |
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278 | |
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279 | mailfail : :obj:`list` of :obj:``string` |
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280 | Contains all email addresses which should be notified. |
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281 | It might also contain just the ecmwf user name which will trigger |
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282 | mailing to the associated email address for this user. |
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283 | |
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284 | Return |
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285 | ------ |
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286 | step : :obj:`list` of :obj:`string` |
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287 | List of forecast steps in format e.g. [001, 002, ...] |
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288 | ''' |
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289 | |
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290 | if '/' in step: |
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291 | steps = step.split('/') |
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292 | if 'to' in step.lower() and 'by' in step.lower(): |
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293 | ilist = np.arange(int(steps[0]), |
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294 | int(steps[2]) + 1, |
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295 | int(steps[4])) |
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296 | step = ['{:0>3}'.format(i) for i in ilist] |
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297 | elif 'to' in step.lower() and 'by' not in step.lower(): |
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298 | my_error(mailfail, step + ':\n' + |
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299 | 'if "to" is used in steps parameter, ' |
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300 | 'please use "by" as well') |
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301 | else: |
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302 | step = steps |
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303 | |
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304 | if not isinstance(step, list): |
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305 | step = [step] |
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306 | |
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307 | return step |
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308 | |
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309 | def check_type(ftype, steps): |
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310 | '''Check if type variable is of type list and if analysis field has |
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311 | forecast step 0. |
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312 | |
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313 | Parameters |
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314 | ---------- |
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315 | ftype : :obj:`list` of :obj:`string` or :obj:`string` |
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316 | List of field types. |
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317 | |
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318 | steps : :obj:`string` |
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319 | Specifies the forecast time step from forecast base time. |
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320 | Valid values are hours (HH) from forecast base time. |
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321 | |
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322 | Return |
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323 | ------ |
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324 | ftype : :obj:`list` of :obj:`string` |
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325 | List of field types. |
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326 | ''' |
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327 | if not isinstance(ftype, list): |
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328 | ftype = [ftype] |
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329 | |
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330 | for i, val in enumerate(ftype): |
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331 | if ftype[i] == 'AN' and int(steps[i]) != 0: |
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332 | print('Analysis retrievals must have STEP = 0 (now set to 0)') |
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333 | ftype[i] = 0 |
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334 | |
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335 | return ftype |
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336 | |
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337 | def check_time(ftime): |
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338 | '''Check if time variable is of type list. Otherwise convert to list. |
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339 | |
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340 | Parameters |
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341 | ---------- |
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342 | ftime : :obj:`list` of :obj:`string` or :obj:`string` |
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343 | The time in hours of the field. |
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344 | |
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345 | Return |
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346 | ------ |
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347 | ftime : :obj:`list` of :obj:`string` |
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348 | The time in hours of the field. |
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349 | ''' |
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350 | if not isinstance(ftime, list): |
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351 | ftime = [ftime] |
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352 | |
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353 | return ftime |
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354 | |
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355 | def check_len_type_time_step(ftype, ftime, steps, maxstep, purefc): |
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356 | '''Check if |
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357 | |
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358 | Parameters |
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359 | ---------- |
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360 | ftype : :obj:`list` of :obj:`string` |
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361 | List of field types. |
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362 | |
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363 | ftime : :obj:`list` of :obj:`string` or :obj:`string` |
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364 | The time in hours of the field. |
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365 | |
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366 | steps : :obj:`string` |
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367 | Specifies the forecast time step from forecast base time. |
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368 | Valid values are hours (HH) from forecast base time. |
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369 | |
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370 | maxstep : :obj:`integer` |
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371 | The maximum forecast time step in hours from the forecast base time. |
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372 | This is the maximum step for non flux (accumulated) forecast data. |
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373 | |
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374 | purefc : :obj:`integer` |
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375 | Switch for definition of pure forecast mode or not. |
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376 | |
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377 | Return |
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378 | ------ |
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379 | ftype : :obj:`list` of :obj:`string` |
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380 | List of field types. |
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381 | |
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382 | ftime : :obj:`list` of :obj:`string` |
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383 | The time in hours of the field. |
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384 | |
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385 | steps : :obj:`string` |
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386 | Specifies the forecast time step from forecast base time. |
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387 | Valid values are hours (HH) from forecast base time. |
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388 | ''' |
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389 | if not (len(ftype) == len(ftime) == len(steps)): |
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390 | raise ValueError('ERROR: The number of field types, times and steps ' |
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391 | 'are not the same! Please check the setting in the ' |
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392 | 'CONTROL file!') |
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393 | |
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394 | # if pure forecast is selected and only one field type/time is set |
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395 | # prepare a complete list of type/time/step combination upto maxstep |
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396 | if len(ftype) == 1 and purefc: |
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397 | ftype = [] |
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398 | steps = [] |
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399 | ftime = [] |
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400 | for i in range(0, maxstep + 1): |
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401 | ftype.append(ftype[0]) |
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402 | steps.append('{:0>3}'.format(i)) |
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403 | ftime.append(ftime[0]) |
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404 | |
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405 | return ftype, ftime, steps |
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406 | |
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407 | def check_mail(mail): |
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408 | '''Check the string of mail addresses, seperate them and convert to a list. |
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409 | |
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410 | Parameters |
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411 | ---------- |
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412 | mail : :obj:`list` of :obj:`string` or :obj:`string` |
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413 | Contains email addresses for notifications. |
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414 | It might also contain just the ecmwf user name which will trigger |
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415 | mailing to the associated email address for this user. |
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416 | |
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417 | Return |
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418 | ------ |
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419 | mail : :obj:`list` of :obj:``string` |
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420 | Contains email addresses for notifications. |
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421 | It might also contain just the ecmwf user name which will trigger |
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422 | mailing to the associated email address for this user. |
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423 | |
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424 | ''' |
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425 | if not isinstance(mail, list): |
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426 | if ',' in mail: |
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427 | mail = mail.split(',') |
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428 | elif ' ' in mail: |
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429 | mail = mail.split() |
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430 | else: |
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431 | mail = [mail] |
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432 | |
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433 | return mail |
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434 | |
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435 | def check_queue(queue, gateway, destination, ecuid, ecgid): |
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436 | '''Check if the necessary ECMWF parameters are set if the queue is |
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437 | one of the QUEUES_LIST (in _config). |
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438 | |
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439 | Parameters |
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440 | ---------- |
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441 | queue : :obj:`string` |
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442 | Name of the queue if submitted to the ECMWF servers. |
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443 | Used to check if ecuid, ecgid, gateway and destination |
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444 | are set correctly and are not empty. |
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445 | |
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446 | gateway : :obj:`string` |
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447 | The address of the gateway server. |
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448 | |
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449 | destination : :obj:`string` |
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450 | The name of the destination of the gateway server for data |
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451 | transfer through ectrans. E.g. name@genericSftp |
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452 | |
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453 | ecuid : :obj:`string` |
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454 | ECMWF user id. |
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455 | |
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456 | ecgid : :obj:`string` |
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457 | ECMWF group id. |
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458 | |
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459 | Return |
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460 | ------ |
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461 | |
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462 | ''' |
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463 | if queue in _config.QUEUES_LIST and \ |
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464 | not gateway or not destination or \ |
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465 | not ecuid or not ecgid: |
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466 | raise ValueError('\nEnvironment variables GATEWAY, DESTINATION, ECUID ' |
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467 | 'and ECGID were not set properly! \n ' |
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468 | 'Please check for existence of file "ECMWF_ENV" ' |
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469 | 'in the run directory!') |
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470 | return |
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471 | |
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472 | def check_pathes(idir, odir, fpdir, fedir): |
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473 | '''Check if output and flexpart pathes are set. |
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474 | |
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475 | Parameters |
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476 | ---------- |
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477 | idir : :obj:`string` |
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478 | Path to the temporary directory for MARS retrieval data. |
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479 | |
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480 | odir : :obj:`string` |
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481 | Path to the final output directory where the FLEXPART input files |
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482 | will be stored. |
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483 | |
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484 | fpdir : :obj:`string` |
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485 | Path to FLEXPART root directory. |
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486 | |
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487 | fedir : :obj:`string` |
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488 | Path to flex_extract root directory. |
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489 | |
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490 | Return |
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491 | ------ |
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492 | odir : :obj:`string` |
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493 | Path to the final output directory where the FLEXPART input files |
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494 | will be stored. |
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495 | |
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496 | fpdir : :obj:`string` |
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497 | Path to FLEXPART root directory. |
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498 | |
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499 | ''' |
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500 | if not fpdir: |
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501 | fpdir = fedir |
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502 | |
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503 | if not odir: |
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504 | odir = idir |
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505 | |
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506 | return odir, fpdir |
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507 | |
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508 | def check_dates(start, end): |
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509 | '''Checks if there is at least a start date for a one day retrieval. |
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510 | |
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511 | Checks if end date lies after start date and end date is set. |
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512 | |
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513 | Parameters |
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514 | ---------- |
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515 | start : :obj:`string` |
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516 | The start date of the retrieval job. |
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517 | |
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518 | end : :obj:`string` |
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519 | The end date of the retrieval job. |
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520 | |
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521 | Return |
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522 | ------ |
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523 | start : :obj:`string` |
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524 | The start date of the retrieval job. |
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525 | |
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526 | end : :obj:`string` |
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527 | The end date of the retrieval job. |
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528 | |
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529 | ''' |
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530 | # check for having at least a starting date |
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531 | # otherwise program is not allowed to run |
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532 | if not start: |
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533 | raise ValueError('start_date was neither specified in command line nor ' |
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534 | 'in CONTROL file.\n' |
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535 | 'Try "{} -h" to print usage information' |
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536 | .format(sys.argv[0].split('/')[-1]) ) |
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537 | |
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538 | # retrieve just one day if end_date isn't set |
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539 | if not end: |
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540 | end = start |
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541 | |
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542 | dstart = datetime.strptime(start, '%Y%m%d') |
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543 | dend = datetime.strptime(end, '%Y%m%d') |
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544 | if dstart > dend: |
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545 | raise ValueError('ERROR: Start date is after end date! \n' |
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546 | 'Please adapt the dates in CONTROL file or ' |
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547 | 'command line! (start={}; end={})'.format(start, end)) |
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548 | |
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549 | return start, end |
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550 | |
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551 | def check_maxstep(maxstep, steps): |
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552 | '''Convert maxstep into integer if it is already given. Otherwise, select |
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553 | maxstep by going through the steps list. |
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554 | |
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555 | Parameters |
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556 | ---------- |
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557 | maxstep : :obj:`string` |
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558 | The maximum forecast time step in hours from the forecast base time. |
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559 | This is the maximum step for non flux (accumulated) forecast data. |
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560 | |
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561 | steps : :obj:`string` |
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562 | Specifies the forecast time step from forecast base time. |
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563 | Valid values are hours (HH) from forecast base time. |
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564 | |
---|
565 | Return |
---|
566 | ------ |
---|
567 | maxstep : :obj:`integer` |
---|
568 | The maximum forecast time step in hours from the forecast base time. |
---|
569 | This is the maximum step for non flux (accumulated) forecast data. |
---|
570 | |
---|
571 | ''' |
---|
572 | # if maxstep wasn't provided |
---|
573 | # search for it in the "step" parameter |
---|
574 | if not maxstep: |
---|
575 | maxstep = 0 |
---|
576 | for s in steps: |
---|
577 | if int(s) > maxstep: |
---|
578 | maxstep = int(s) |
---|
579 | else: |
---|
580 | maxstep = int(maxstep) |
---|
581 | |
---|
582 | return maxstep |
---|
583 | |
---|
584 | def check_basetime(basetime): |
---|
585 | '''Check if basetime is set and contains one of the two |
---|
586 | possible values (0, 12). |
---|
587 | |
---|
588 | Parameters |
---|
589 | ---------- |
---|
590 | basetime : :obj:`` |
---|
591 | The time for a half day retrieval. The 12 hours upfront are to be |
---|
592 | retrieved. |
---|
593 | |
---|
594 | Return |
---|
595 | ------ |
---|
596 | |
---|
597 | ''' |
---|
598 | if basetime: |
---|
599 | if int(basetime) != 0 and int(basetime) != 12: |
---|
600 | raise ValueError('ERROR: Basetime has an invalid value ' |
---|
601 | '-> {}'.format(str(basetime))) |
---|
602 | return |
---|
603 | |
---|
604 | def check_request(request, marsfile): |
---|
605 | '''Check if there is an old mars request file and remove it. |
---|
606 | |
---|
607 | Parameters |
---|
608 | ---------- |
---|
609 | request : :obj:`integer` |
---|
610 | Selects the mode of retrieval. |
---|
611 | 0: Retrieves the data from ECMWF. |
---|
612 | 1: Prints the mars requests to an output file. |
---|
613 | 2: Retrieves the data and prints the mars request. |
---|
614 | |
---|
615 | marsfile : :obj:`string` |
---|
616 | Path to the mars request file. |
---|
617 | |
---|
618 | Return |
---|
619 | ------ |
---|
620 | |
---|
621 | ''' |
---|
622 | if request != 0: |
---|
623 | if os.path.isfile(marsfile): |
---|
624 | silent_remove(marsfile) |
---|
625 | return |
---|
626 | |
---|
627 | def check_public(public, dataset): |
---|
628 | '''Check wether the dataset parameter is set for a |
---|
629 | public data set retrieval. |
---|
630 | |
---|
631 | Parameters |
---|
632 | ---------- |
---|
633 | public : :obj:`ìnteger` |
---|
634 | Specifies if public data are to be retrieved or not. |
---|
635 | |
---|
636 | dataset : :obj:`string` |
---|
637 | Specific name which identifies the public dataset. |
---|
638 | |
---|
639 | Return |
---|
640 | ------ |
---|
641 | |
---|
642 | ''' |
---|
643 | if public and not dataset: |
---|
644 | raise ValueError('ERROR: If public mars data wants to be retrieved, ' |
---|
645 | 'the "dataset"-parameter has to be set too!') |
---|
646 | return |
---|
647 | |
---|
648 | def check_acctype(acctype, ftype): |
---|
649 | '''Guarantees that the accumulation field type is set. |
---|
650 | |
---|
651 | If not set, it is derivated as in the old method (TYPE[1]). |
---|
652 | |
---|
653 | Parameters |
---|
654 | ---------- |
---|
655 | acctype : :obj:`string` |
---|
656 | The field type for the accumulated forecast fields. |
---|
657 | |
---|
658 | ftype : :obj:`list` of :obj:`string` |
---|
659 | List of field types. |
---|
660 | |
---|
661 | Return |
---|
662 | ------ |
---|
663 | acctype : :obj:`string` |
---|
664 | The field type for the accumulated forecast fields. |
---|
665 | ''' |
---|
666 | if not acctype: |
---|
667 | print('... Control parameter ACCTYPE was not defined.') |
---|
668 | try: |
---|
669 | if len(ftype) == 1 and ftype[0] != 'AN': |
---|
670 | print('Use same field type as for the non-flux fields.') |
---|
671 | acctype = ftype[0] |
---|
672 | elif len(ftype) > 1 and ftype[1] != 'AN': |
---|
673 | print('Use old setting by using TYPE[1] for flux forecast!') |
---|
674 | acctype = ftype[1] |
---|
675 | except: |
---|
676 | raise ValueError('ERROR: Accumulation field type could not be set!') |
---|
677 | else: |
---|
678 | if acctype.upper() == 'AN': |
---|
679 | raise ValueError('ERROR: Accumulation forecast fields can not be ' |
---|
680 | 'of type "analysis"!') |
---|
681 | return acctype |
---|
682 | |
---|
683 | |
---|
684 | def check_acctime(acctime, acctype, purefc): |
---|
685 | '''Guarantees that the accumulation forecast times were set. |
---|
686 | |
---|
687 | If it is not set, it is tried to set the value fore some of the |
---|
688 | most commonly used data sets. Otherwise it raises an error. |
---|
689 | |
---|
690 | Parameters |
---|
691 | ---------- |
---|
692 | acctime : :obj:`string` |
---|
693 | The starting time from the accumulated forecasts. |
---|
694 | |
---|
695 | acctype : :obj:`string` |
---|
696 | The field type for the accumulated forecast fields. |
---|
697 | |
---|
698 | purefc : :obj:`integer` |
---|
699 | Switch for definition of pure forecast mode or not. |
---|
700 | |
---|
701 | Return |
---|
702 | ------ |
---|
703 | acctime : :obj:`string` |
---|
704 | The starting time from the accumulated forecasts. |
---|
705 | ''' |
---|
706 | if not acctime: |
---|
707 | print('... Control parameter ACCTIME was not defined.') |
---|
708 | print('... Value will be set depending on field type: ' |
---|
709 | '\t\t EA=06/18\n\t\t EI/OD=00/12\n\t\t EP=18') |
---|
710 | if acctype.upper() == 'EA': # Era 5 |
---|
711 | acctime = '06/18' |
---|
712 | elif acctype.upper() == 'EI': # Era-Interim |
---|
713 | acctime = '00/12' |
---|
714 | elif acctype.upper() == 'EP': # CERA |
---|
715 | acctime = '18' |
---|
716 | elif acctype.upper() == 'OD' and not purefc: # On-demand operational |
---|
717 | acctime = '00/12' |
---|
718 | else: |
---|
719 | raise ValueError('ERROR: Accumulation forecast time can not ' |
---|
720 | 'automatically be derived!') |
---|
721 | return acctime |
---|
722 | |
---|
723 | def check_accmaxstep(accmaxstep, acctype, purefc, maxstep): |
---|
724 | '''Guarantees that the accumulation forecast step were set. |
---|
725 | |
---|
726 | Parameters |
---|
727 | ---------- |
---|
728 | accmaxstep : :obj:`string` |
---|
729 | The maximum forecast step for the accumulated forecast fields. |
---|
730 | |
---|
731 | acctype : :obj:`string` |
---|
732 | The field type for the accumulated forecast fields. |
---|
733 | |
---|
734 | purefc : :obj:`integer` |
---|
735 | Switch for definition of pure forecast mode or not. |
---|
736 | |
---|
737 | maxstep : :obj:`string` |
---|
738 | The maximum forecast time step in hours from the forecast base time. |
---|
739 | This is the maximum step for non flux (accumulated) forecast data. |
---|
740 | |
---|
741 | Return |
---|
742 | ------ |
---|
743 | accmaxstep : :obj:`string` |
---|
744 | The maximum forecast step for the accumulated forecast fields. |
---|
745 | ''' |
---|
746 | if not accmaxstep: |
---|
747 | print('... Control parameter ACCMAXSTEP was not defined.') |
---|
748 | print('... Value will be set depending on field type/time: ' |
---|
749 | '\t\t EA/EI/OD=12\n\t\t EP=24') |
---|
750 | if acctype.upper() in ['EA', 'EI', 'OD'] and not purefc: |
---|
751 | # Era 5, Era-Interim, On-demand operational |
---|
752 | accmaxstep = '12' |
---|
753 | elif acctype.upper() == 'EP': # CERA |
---|
754 | accmaxstep = '18' |
---|
755 | elif purefc and accmaxstep != maxstep: |
---|
756 | accmaxstep = maxstep |
---|
757 | print('... For pure forecast mode, the accumulated forecast must ' |
---|
758 | 'have the same maxstep as the normal forecast fields!\n' |
---|
759 | '\t\t Accmaxstep was set to maxstep!') |
---|
760 | else: |
---|
761 | raise ValueError('ERROR: Accumulation forecast step can not ' |
---|
762 | 'automatically be derived!') |
---|
763 | else: |
---|
764 | if purefc and int(accmaxstep) != int(maxstep): |
---|
765 | accmaxstep = maxstep |
---|
766 | print('... For pure forecast mode, the accumulated forecast must ' |
---|
767 | 'have the same maxstep as the normal forecast fields!\n' |
---|
768 | '\t\t Accmaxstep was set to maxstep!') |
---|
769 | return accmaxstep |
---|
770 | |
---|
771 | def check_addpar(addpar): |
---|
772 | '''Check that addpar has correct format of additional parameters in |
---|
773 | a single string, so that it can be easily appended to the hard coded |
---|
774 | parameters that are retrieved in any case. |
---|
775 | |
---|
776 | Parameters |
---|
777 | ---------- |
---|
778 | addpar : :obj:`string` or :obj:'list' of :obj:'string' |
---|
779 | List of additional parameters to be retrieved. |
---|
780 | |
---|
781 | Return |
---|
782 | ------ |
---|
783 | addpar : :obj:'string' |
---|
784 | List of additional parameters to be retrieved. |
---|
785 | ''' |
---|
786 | |
---|
787 | if addpar and isinstance(addpar, str): |
---|
788 | if '/' in addpar: |
---|
789 | parlist = addpar.split('/') |
---|
790 | parlist = [p for p in parlist if p is not ''] |
---|
791 | else: |
---|
792 | parlist = [addpar] |
---|
793 | |
---|
794 | addpar = '/' + '/'.join(parlist) |
---|
795 | |
---|
796 | return addpar |
---|
797 | |
---|