source: flex_extract.git/documentation/Sphinx/build/html/_modules/MarsRetrieval.html @ 274f9ef

ctbtodev
Last change on this file since 274f9ef was 274f9ef, checked in by Anne Philipp <anne.philipp@…>, 5 years ago

Converted docstrings to numpy style and build first structure for sphinxdocumentation (incl API)

  • Property mode set to 100644
File size: 51.0 KB
Line 
1
2
3<!DOCTYPE html>
4<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
5<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
6<head>
7  <meta charset="utf-8">
8 
9  <meta name="viewport" content="width=device-width, initial-scale=1.0">
10 
11  <title>MarsRetrieval &mdash; flex_extract 7.1 alpha documentation</title>
12 
13
14 
15 
16 
17 
18
19 
20
21 
22 
23   
24
25 
26
27  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
28  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
29    <link rel="index" title="Index" href="../genindex.html" />
30    <link rel="search" title="Search" href="../search.html" /> 
31
32 
33  <script src="../_static/js/modernizr.min.js"></script>
34
35</head>
36
37<body class="wy-body-for-nav">
38
39   
40  <div class="wy-grid-for-nav">
41
42   
43    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
44      <div class="wy-side-scroll">
45        <div class="wy-side-nav-search">
46         
47
48         
49            <a href="../index.html" class="icon icon-home"> flex_extract
50         
51
52         
53          </a>
54
55         
56           
57           
58              <div class="version">
59                7.1
60              </div>
61           
62         
63
64         
65<div role="search">
66  <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
67    <input type="text" name="q" placeholder="Search docs" />
68    <input type="hidden" name="check_keywords" value="yes" />
69    <input type="hidden" name="area" value="default" />
70  </form>
71</div>
72
73         
74        </div>
75
76        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
77         
78           
79           
80             
81           
82           
83              <p class="caption"><span class="caption-text">Table of Contents:</span></p>
84<ul>
85<li class="toctree-l1"><a class="reference internal" href="../downloads.html">Downloads</a></li>
86<li class="toctree-l1"><a class="reference internal" href="../installation.html">Installation</a></li>
87<li class="toctree-l1"><a class="reference internal" href="../program_structure.html">Program Structure</a></li>
88<li class="toctree-l1"><a class="reference internal" href="../user_guide.html">User Guide</a></li>
89<li class="toctree-l1"><a class="reference internal" href="../api.html">Auto Generated Documentation</a></li>
90<li class="toctree-l1"><a class="reference internal" href="../support.html">Support</a></li>
91</ul>
92
93           
94         
95        </div>
96      </div>
97    </nav>
98
99    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
100
101     
102      <nav class="wy-nav-top" aria-label="top navigation">
103       
104          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
105          <a href="../index.html">flex_extract</a>
106       
107      </nav>
108
109
110      <div class="wy-nav-content">
111       
112        <div class="rst-content">
113       
114         
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130<div role="navigation" aria-label="breadcrumbs navigation">
131
132  <ul class="wy-breadcrumbs">
133   
134      <li><a href="../index.html">Docs</a> &raquo;</li>
135       
136          <li><a href="index.html">Module code</a> &raquo;</li>
137       
138      <li>MarsRetrieval</li>
139   
140   
141      <li class="wy-breadcrumbs-aside">
142       
143      </li>
144   
145  </ul>
146
147 
148  <hr/>
149</div>
150          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
151           <div itemprop="articleBody">
152           
153  <h1>Source code for MarsRetrieval</h1><div class="highlight"><pre>
154<span></span><span class="ch">#!/usr/bin/env python</span>
155<span class="c1"># -*- coding: utf-8 -*-</span>
156<span class="c1">#*******************************************************************************</span>
157<span class="c1"># @Author: Anne Fouilloux (University of Oslo)</span>
158<span class="c1">#</span>
159<span class="c1"># @Date: October 2014</span>
160<span class="c1">#</span>
161<span class="c1"># @Change History:</span>
162<span class="c1">#</span>
163<span class="c1">#   November 2015 - Leopold Haimberger (University of Vienna):</span>
164<span class="c1">#        - optimized display_info</span>
165<span class="c1">#        - optimized data_retrieve and seperate between python and shell</span>
166<span class="c1">#          script call</span>
167<span class="c1">#</span>
168<span class="c1">#   February 2018 - Anne Philipp (University of Vienna):</span>
169<span class="c1">#        - applied PEP8 style guide</span>
170<span class="c1">#        - added documentation</span>
171<span class="c1">#        - applied some minor modifications in programming style/structure</span>
172<span class="c1">#</span>
173<span class="c1"># @License:</span>
174<span class="c1">#    (C) Copyright 2015-2018.</span>
175<span class="c1">#</span>
176<span class="c1">#    This software is licensed under the terms of the Apache Licence Version 2.0</span>
177<span class="c1">#    which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.</span>
178<span class="c1">#</span>
179<span class="c1"># @Class Description:</span>
180<span class="c1">#    A MARS revtrieval has a specific syntax with a selection of keywords and</span>
181<span class="c1">#    their corresponding values. This class provides the necessary functions</span>
182<span class="c1">#    by displaying the selected parameters and their values and the actual</span>
183<span class="c1">#    retrievement of the data through a mars request or a Python web api</span>
184<span class="c1">#    interface. The initialization already expects all the keyword values.</span>
185<span class="c1">#</span>
186<span class="c1"># @Class Content:</span>
187<span class="c1">#    - __init__</span>
188<span class="c1">#    - display_info</span>
189<span class="c1">#    - data_retrieve</span>
190<span class="c1">#</span>
191<span class="c1"># @Class Attributes:</span>
192<span class="c1">#    - server</span>
193<span class="c1">#    - marsclass</span>
194<span class="c1">#    - dtype</span>
195<span class="c1">#    - levtype</span>
196<span class="c1">#    - levelist</span>
197<span class="c1">#    - repres</span>
198<span class="c1">#    - date</span>
199<span class="c1">#    - resol</span>
200<span class="c1">#    - stream</span>
201<span class="c1">#    - area</span>
202<span class="c1">#    - time</span>
203<span class="c1">#    - step</span>
204<span class="c1">#    - expver</span>
205<span class="c1">#    - number</span>
206<span class="c1">#    - accuracy</span>
207<span class="c1">#    - grid</span>
208<span class="c1">#    - gaussian</span>
209<span class="c1">#    - target</span>
210<span class="c1">#    - param</span>
211<span class="c1">#</span>
212<span class="c1">#*******************************************************************************</span>
213
214<span class="c1"># ------------------------------------------------------------------------------</span>
215<span class="c1"># MODULES</span>
216<span class="c1"># ------------------------------------------------------------------------------</span>
217<span class="kn">import</span> <span class="nn">os</span>
218<span class="kn">import</span> <span class="nn">sys</span>
219<span class="kn">import</span> <span class="nn">subprocess</span>
220
221<span class="c1"># software specific classes and modules from flex_extract</span>
222<span class="n">sys</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s1">&#39;../&#39;</span><span class="p">)</span>
223<span class="kn">import</span> <span class="nn">_config</span>
224<span class="c1"># ------------------------------------------------------------------------------</span>
225<span class="c1"># CLASS</span>
226<span class="c1"># ------------------------------------------------------------------------------</span>
227<div class="viewcode-block" id="MarsRetrieval"><a class="viewcode-back" href="../api.html#MarsRetrieval.MarsRetrieval">[docs]</a><span class="k">class</span> <span class="nc">MarsRetrieval</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
228    <span class="sd">&#39;&#39;&#39;Class for submitting MARS retrievals.</span>
229
230<span class="sd">    A description of MARS keywords/arguments and examples of their</span>
231<span class="sd">    values can be found here:</span>
232<span class="sd">    https://software.ecmwf.int/wiki/display/UDOC/\</span>
233<span class="sd">                   Identification+keywords#Identificationkeywords-class</span>
234<span class="sd">    &#39;&#39;&#39;</span>
235
236    <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">server</span><span class="p">,</span> <span class="n">public</span><span class="p">,</span> <span class="n">marsclass</span><span class="o">=</span><span class="s2">&quot;ei&quot;</span><span class="p">,</span> <span class="n">dataset</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="nb">type</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span>
237                 <span class="n">levtype</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">levelist</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">repres</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">date</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">resol</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span>
238                 <span class="n">stream</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">area</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">time</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">step</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">expver</span><span class="o">=</span><span class="s2">&quot;1&quot;</span><span class="p">,</span>
239                 <span class="n">number</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">accuracy</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">grid</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">gaussian</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="n">target</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">,</span>
240                 <span class="n">param</span><span class="o">=</span><span class="s2">&quot;&quot;</span><span class="p">):</span>
241        <span class="sd">&#39;&#39;&#39;Initialises the instance of the MarsRetrieval class and</span>
242<span class="sd">        defines and assigns a set of the necessary retrieval parameters</span>
243<span class="sd">        for the FLEXPART input data.</span>
244<span class="sd">        A description of MARS keywords/arguments, their dependencies</span>
245<span class="sd">        on each other and examples of their values can be found here:</span>
246
247<span class="sd">        https://software.ecmwf.int/wiki/display/UDOC/MARS+keywords</span>
248
249<span class="sd">        Parameters</span>
250<span class="sd">        ----------</span>
251<span class="sd">        server : :obj:`ECMWFService`</span>
252<span class="sd">            This is the connection to the ECMWF data servers.</span>
253<span class="sd">            It is needed for the pythonic access of ECMWF data.</span>
254
255<span class="sd">        public : :obj:`integer`</span>
256<span class="sd">            Decides which Web API version is used:</span>
257<span class="sd">            0: member-state users and full archive access</span>
258<span class="sd">            1: public access and limited access to the public server and</span>
259<span class="sd">               datasets. Needs the parameter dataset.</span>
260<span class="sd">            Default is &quot;0&quot; and for member-state users.</span>
261
262<span class="sd">        marsclass : :obj:`string`, optional</span>
263<span class="sd">            Characterisation of dataset. E.g. EI (ERA-Interim),</span>
264<span class="sd">            E4 (ERA40), OD (Operational archive), ea (ERA5).</span>
265<span class="sd">            Default is the ERA-Interim dataset &quot;ei&quot;.</span>
266
267<span class="sd">        dataset : :obj:`string`, optional</span>
268<span class="sd">            For public datasets there is the specific naming and parameter</span>
269<span class="sd">            dataset which has to be used to characterize the type of</span>
270<span class="sd">            data. Usually there is less data available, either in times,</span>
271<span class="sd">            domain or parameter.</span>
272<span class="sd">            Default is an empty string.</span>
273
274<span class="sd">        type : :obj:`string`, optional</span>
275<span class="sd">            Determines the type of fields to be retrieved.</span>
276<span class="sd">            Selects between observations, images or fields.</span>
277<span class="sd">            Examples for fields: Analysis (an), Forecast (fc),</span>
278<span class="sd">            Perturbed Forecast (pf), Control Forecast (cf) and so on.</span>
279<span class="sd">            Default is an empty string.</span>
280
281<span class="sd">        levtype : :obj:`string`, optional</span>
282<span class="sd">            Denotes type of level. Has a direct implication on valid</span>
283<span class="sd">            levelist values!</span>
284<span class="sd">            E.g. model level (ml), pressure level (pl), surface (sfc),</span>
285<span class="sd">            potential vorticity (pv), potential temperature (pt)</span>
286<span class="sd">            and depth (dp).</span>
287<span class="sd">            Default is an empty string.</span>
288
289<span class="sd">        levelist : :obj:`string`, optional</span>
290<span class="sd">            Specifies the required levels. It has to have a valid</span>
291<span class="sd">            correspondence to the selected levtype.</span>
292<span class="sd">            Examples: model level: 1/to/137, pressure levels: 500/to/1000</span>
293<span class="sd">            Default is an empty string.</span>
294
295<span class="sd">        repres : :obj:`string`, optional</span>
296<span class="sd">            Selects the representation of the archived data.</span>
297<span class="sd">            E.g. sh - spherical harmonics, gg - Gaussian grid,</span>
298<span class="sd">            ll - latitude/longitude, ...</span>
299<span class="sd">            Default is an empty string.</span>
300
301<span class="sd">        date : :obj:`string`, optional</span>
302<span class="sd">            Specifies the Analysis date, the Forecast base date or</span>
303<span class="sd">            Observations date. Valid formats are:</span>
304<span class="sd">            Absolute as YYYY-MM-DD or YYYYMMDD.</span>
305<span class="sd">            Default is an empty string.</span>
306
307<span class="sd">        resol : :obj:`string`, optional</span>
308<span class="sd">            Specifies the desired triangular truncation of retrieved data,</span>
309<span class="sd">            before carrying out any other selected post-processing.</span>
310<span class="sd">            The default is automatic truncation (auto), by which the lowest</span>
311<span class="sd">            resolution compatible with the value specified in grid is</span>
312<span class="sd">            automatically selected for the retrieval.</span>
313<span class="sd">            Users wanting to perform post-processing from full spectral</span>
314<span class="sd">            resolution should specify Archived Value (av).</span>
315<span class="sd">            The following are examples of existing resolutions found in</span>
316<span class="sd">            the archive: 63, 106, 159, 213, 255, 319, 399, 511, 799 or 1279.</span>
317<span class="sd">            This keyword has no meaning/effect if the archived data is</span>
318<span class="sd">            not in spherical harmonics representation.</span>
319<span class="sd">            The best selection can be found here:</span>
320<span class="sd">            https://software.ecmwf.int/wiki/display/UDOC/\</span>
321<span class="sd">                  Retrieve#Retrieve-Truncationbeforeinterpolation</span>
322<span class="sd">            Default is an empty string.</span>
323
324<span class="sd">        stream : :obj:`string`, optional</span>
325<span class="sd">            Identifies the forecasting system used to generate the data.</span>
326<span class="sd">            E.g. oper (Atmospheric model), enfo (Ensemble forecats), ...</span>
327<span class="sd">            Default is an empty string.</span>
328
329<span class="sd">        area : :obj:`string`, optional</span>
330<span class="sd">            Specifies the desired sub-area of data to be extracted.</span>
331<span class="sd">            Areas can be defined to wrap around the globe.</span>
332
333<span class="sd">            Latitude values must be given as signed numbers, with:</span>
334<span class="sd">                north latitudes (i.e. north of the equator)</span>
335<span class="sd">                    being positive (e.g: 40.5)</span>
336<span class="sd">                south latitutes (i.e. south of the equator)</span>
337<span class="sd">                    being negative (e.g: -50.5)</span>
338<span class="sd">            Longtitude values must be given as signed numbers, with:</span>
339<span class="sd">                east longitudes (i.e. east of the 0 degree meridian)</span>
340<span class="sd">                    being positive (e.g: 35.0)</span>
341<span class="sd">                west longitudes (i.e. west of the 0 degree meridian)</span>
342<span class="sd">                    being negative (e.g: -20.5)</span>
343
344<span class="sd">            E.g.: North/West/South/East</span>
345<span class="sd">            Default is an empty string.</span>
346
347<span class="sd">        time : :obj:`string`, optional</span>
348<span class="sd">            Specifies the time of the data in hours and minutes.</span>
349<span class="sd">            Valid values depend on the type of data: Analysis time,</span>
350<span class="sd">            Forecast base time or First guess verification time</span>
351<span class="sd">            (all usually at synoptic hours: 00, 06, 12 and 18 ).</span>
352<span class="sd">            Observation time (any combination in hours and minutes is valid,</span>
353<span class="sd">            subject to data availability in the archive).</span>
354<span class="sd">            The syntax is HHMM or HH:MM. If MM is omitted it defaults to 00.</span>
355<span class="sd">            Default is an empty string.</span>
356
357<span class="sd">        step : :obj:`string`, optional</span>
358<span class="sd">            Specifies the forecast time step from forecast base time.</span>
359<span class="sd">            Valid values are hours (HH) from forecast base time. It also</span>
360<span class="sd">            specifies the length of the forecast which verifies at</span>
361<span class="sd">            First Guess time.</span>
362<span class="sd">            E.g. 1/3/6-hourly</span>
363<span class="sd">            Default is an empty string.</span>
364
365<span class="sd">        expver : :obj:`string`, optional</span>
366<span class="sd">            The version of the dataset. Each experiment is assigned a</span>
367<span class="sd">            unique code (version). Production data is assigned 1 or 2,</span>
368<span class="sd">            and experimental data in Operations 11, 12 ,...</span>
369<span class="sd">            Research or Member State&#39;s experiments have a four letter</span>
370<span class="sd">            experiment identifier.</span>
371<span class="sd">            Default is &quot;1&quot;.</span>
372
373<span class="sd">        number : :obj:`string`, optional</span>
374<span class="sd">            Selects the member in ensemble forecast run. (Only then it</span>
375<span class="sd">            is necessary.) It has a different meaning depending on</span>
376<span class="sd">            the type of data.</span>
377<span class="sd">            E.g. Perturbed Forecasts: specifies the Ensemble forecast member</span>
378<span class="sd">            Default is an empty string.</span>
379
380<span class="sd">        accuracy : :obj:`string`, optional</span>
381<span class="sd">            Specifies the number of bits per value to be used in the</span>
382<span class="sd">            generated GRIB coded fields.</span>
383<span class="sd">            A positive integer may be given to specify the preferred number</span>
384<span class="sd">            of bits per packed value. This must not be greater than the</span>
385<span class="sd">            number of bits normally used for a Fortran integer on the</span>
386<span class="sd">            processor handling the request (typically 32 or 64 bit).</span>
387<span class="sd">            Within a compute request the accuracy of the original fields</span>
388<span class="sd">            can be passed to the result field by specifying accuracy=av.</span>
389<span class="sd">            Default is an empty string.</span>
390
391<span class="sd">        grid : :obj:`string`, optional</span>
392<span class="sd">            Specifies the output grid which can be either a Gaussian grid</span>
393<span class="sd">            or a Latitude/Longitude grid. MARS requests specifying</span>
394<span class="sd">            grid=av will return the archived model grid.</span>
395
396<span class="sd">            Lat/Lon grid: The grid spacing needs to be an integer</span>
397<span class="sd">            fraction of 90 degrees e.g. grid = 0.5/0.5</span>
398
399<span class="sd">            Gaussian grid: specified by a letter denoting the type of</span>
400<span class="sd">            Gaussian grid followed by an integer (the grid number)</span>
401<span class="sd">            representing the number of lines between the Pole and Equator,</span>
402<span class="sd">            e.g.</span>
403<span class="sd">            grid = F160 - full (or regular) Gaussian grid with</span>
404<span class="sd">                   160 latitude lines between the pole and equator</span>
405<span class="sd">            grid = N320 - ECMWF original reduced Gaussian grid with</span>
406<span class="sd">                   320 latitude lines between the pole and equator,</span>
407<span class="sd">                   see Reduced Gaussian Grids for grid numbers used at ECMWF</span>
408<span class="sd">            grid = O640 - ECMWF octahedral (reduced) Gaussian grid with</span>
409<span class="sd">                   640 latitude lines between the pole and equator</span>
410<span class="sd">            Default is an empty string.</span>
411
412<span class="sd">        gaussian : :obj:`string`, optional</span>
413<span class="sd">            This parameter is deprecated and should no longer be used.</span>
414<span class="sd">            Specifies the desired type of Gaussian grid for the output.</span>
415<span class="sd">            Valid Gaussian grids are quasi-regular (reduced) or regular.</span>
416<span class="sd">            Keyword gaussian can only be specified together with</span>
417<span class="sd">            keyword grid. Gaussian without grid has no effect.</span>
418<span class="sd">            Default is an empty string.</span>
419
420<span class="sd">        target : :obj:`string`, optional</span>
421<span class="sd">            Specifies a file into which data is to be written after</span>
422<span class="sd">            retrieval or manipulation. Path names should always be</span>
423<span class="sd">            enclosed in double quotes. The MARS client supports automatic</span>
424<span class="sd">            generation of multiple target files using MARS keywords</span>
425<span class="sd">            enclosed in square brackets [ ].  If the environment variable</span>
426<span class="sd">            MARS_MULTITARGET_STRICT_FORMAT is set to 1 before calling mars,</span>
427<span class="sd">            the keyword values will be used in the filename as shown by</span>
428<span class="sd">            the ecCodes GRIB tool grib_ls -m, e.g. with</span>
429<span class="sd">            MARS_MULTITARGET_STRICT_FORMAT set to 1 the keywords time,</span>
430<span class="sd">            expver and param will be formatted as 0600, 0001 and 129.128</span>
431<span class="sd">            rather than 600, 1 and 129.</span>
432<span class="sd">            Default is an empty string.</span>
433
434<span class="sd">        param : :obj:`string`, optional</span>
435<span class="sd">            Specifies the meteorological parameter.</span>
436<span class="sd">            The list of meteorological parameters in MARS is extensive.</span>
437<span class="sd">            Their availability is directly related to their meteorological</span>
438<span class="sd">            meaning and, therefore, the rest of directives specified</span>
439<span class="sd">            in the MARS request.</span>
440<span class="sd">            Meteorological parameters can be specified by their</span>
441<span class="sd">            GRIB code (param=130), their mnemonic (param=t) or</span>
442<span class="sd">            full name (param=temperature).</span>
443<span class="sd">            The list of parameter should be seperated by a &quot;/&quot;-sign.</span>
444<span class="sd">            E.g. 130/131/133</span>
445<span class="sd">            Default is an empty string.</span>
446
447<span class="sd">        Return</span>
448<span class="sd">        ------</span>
449
450<span class="sd">        &#39;&#39;&#39;</span>
451
452        <span class="bp">self</span><span class="o">.</span><span class="n">server</span> <span class="o">=</span> <span class="n">server</span>
453        <span class="bp">self</span><span class="o">.</span><span class="n">public</span> <span class="o">=</span> <span class="n">public</span>
454        <span class="bp">self</span><span class="o">.</span><span class="n">marsclass</span> <span class="o">=</span> <span class="n">marsclass</span>
455        <span class="bp">self</span><span class="o">.</span><span class="n">dataset</span> <span class="o">=</span> <span class="n">dataset</span>
456        <span class="bp">self</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="nb">type</span>
457        <span class="bp">self</span><span class="o">.</span><span class="n">levtype</span> <span class="o">=</span> <span class="n">levtype</span>
458        <span class="bp">self</span><span class="o">.</span><span class="n">levelist</span> <span class="o">=</span> <span class="n">levelist</span>
459        <span class="bp">self</span><span class="o">.</span><span class="n">repres</span> <span class="o">=</span> <span class="n">repres</span>
460        <span class="bp">self</span><span class="o">.</span><span class="n">date</span> <span class="o">=</span> <span class="n">date</span>
461        <span class="bp">self</span><span class="o">.</span><span class="n">resol</span> <span class="o">=</span> <span class="n">resol</span>
462        <span class="bp">self</span><span class="o">.</span><span class="n">stream</span> <span class="o">=</span> <span class="n">stream</span>
463        <span class="bp">self</span><span class="o">.</span><span class="n">area</span> <span class="o">=</span> <span class="n">area</span>
464        <span class="bp">self</span><span class="o">.</span><span class="n">time</span> <span class="o">=</span> <span class="n">time</span>
465        <span class="bp">self</span><span class="o">.</span><span class="n">step</span> <span class="o">=</span> <span class="n">step</span>
466        <span class="bp">self</span><span class="o">.</span><span class="n">expver</span> <span class="o">=</span> <span class="n">expver</span>
467        <span class="bp">self</span><span class="o">.</span><span class="n">number</span> <span class="o">=</span> <span class="n">number</span>
468        <span class="bp">self</span><span class="o">.</span><span class="n">accuracy</span> <span class="o">=</span> <span class="n">accuracy</span>
469        <span class="bp">self</span><span class="o">.</span><span class="n">grid</span> <span class="o">=</span> <span class="n">grid</span>
470        <span class="bp">self</span><span class="o">.</span><span class="n">gaussian</span> <span class="o">=</span> <span class="n">gaussian</span>
471        <span class="bp">self</span><span class="o">.</span><span class="n">target</span> <span class="o">=</span> <span class="n">target</span>
472        <span class="bp">self</span><span class="o">.</span><span class="n">param</span> <span class="o">=</span> <span class="n">param</span>
473
474        <span class="k">return</span>
475
476
477<div class="viewcode-block" id="MarsRetrieval.display_info"><a class="viewcode-back" href="../api.html#MarsRetrieval.MarsRetrieval.display_info">[docs]</a>    <span class="k">def</span> <span class="nf">display_info</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
478        <span class="sd">&#39;&#39;&#39;Prints all class attributes and their values to the</span>
479<span class="sd">        standard output.</span>
480
481<span class="sd">        Parameters</span>
482<span class="sd">        ----------</span>
483
484<span class="sd">        Return</span>
485<span class="sd">        ------</span>
486
487<span class="sd">        &#39;&#39;&#39;</span>
488        <span class="c1"># Get all class attributes and their values as a dictionary</span>
489        <span class="n">attrs</span> <span class="o">=</span> <span class="nb">vars</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
490
491        <span class="c1"># iterate through all attributes and print them</span>
492        <span class="c1"># with their corresponding values</span>
493        <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">attrs</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
494            <span class="k">if</span> <span class="n">item</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="ow">in</span> <span class="p">[</span><span class="s1">&#39;server&#39;</span><span class="p">,</span> <span class="s1">&#39;public&#39;</span><span class="p">]:</span>
495                <span class="k">pass</span>
496            <span class="k">else</span><span class="p">:</span>
497                <span class="nb">print</span><span class="p">(</span><span class="n">item</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+</span> <span class="s1">&#39;: &#39;</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">[</span><span class="mi">1</span><span class="p">]))</span>
498
499        <span class="k">return</span></div>
500
501
502<div class="viewcode-block" id="MarsRetrieval.print_info"><a class="viewcode-back" href="../api.html#MarsRetrieval.MarsRetrieval.print_info">[docs]</a>    <span class="k">def</span> <span class="nf">print_info</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">inputdir</span><span class="p">,</span> <span class="n">request_number</span><span class="p">):</span>
503        <span class="sd">&#39;&#39;&#39;Prints all mars requests to an extra file for debugging and</span>
504<span class="sd">        information.</span>
505
506<span class="sd">        Parameters</span>
507<span class="sd">        ----------</span>
508<span class="sd">        inputdir : :obj:`string`</span>
509<span class="sd">            The path where all data from the retrievals are stored.</span>
510
511<span class="sd">        request_number : :obj:`integer`</span>
512<span class="sd">            Number of mars requests for flux and non-flux data.</span>
513
514<span class="sd">        Return</span>
515<span class="sd">        ------</span>
516
517<span class="sd">        &#39;&#39;&#39;</span>
518        <span class="c1"># Get all class attributes and their values as a dictionary</span>
519        <span class="n">attrs</span> <span class="o">=</span> <span class="nb">vars</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
520
521        <span class="c1"># open a file to store all requests to</span>
522        <span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">inputdir</span><span class="p">,</span>
523                               <span class="n">_config</span><span class="o">.</span><span class="n">FILE_MARS_REQUESTS</span><span class="p">),</span> <span class="s1">&#39;a&#39;</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
524            <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">&#39;mars_request #&#39;</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">request_number</span><span class="p">)</span> <span class="o">+</span> <span class="s1">&#39;</span><span class="se">\n</span><span class="s1">&#39;</span><span class="p">)</span>
525            <span class="c1"># iterate through all attributes and print them</span>
526            <span class="c1"># with their corresponding values</span>
527            <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">attrs</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
528                <span class="k">if</span> <span class="n">item</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="ow">in</span> <span class="p">[</span><span class="s1">&#39;server&#39;</span><span class="p">,</span> <span class="s1">&#39;public&#39;</span><span class="p">]:</span>
529                    <span class="k">pass</span>
530                <span class="k">else</span><span class="p">:</span>
531                    <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">item</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+</span> <span class="s1">&#39;: &#39;</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="o">+</span> <span class="s1">&#39;</span><span class="se">\n</span><span class="s1">&#39;</span><span class="p">)</span>
532            <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">&#39;</span><span class="se">\n\n</span><span class="s1">&#39;</span><span class="p">)</span>
533
534        <span class="k">return</span></div>
535
536
537<div class="viewcode-block" id="MarsRetrieval.print_infodata_csv"><a class="viewcode-back" href="../api.html#MarsRetrieval.MarsRetrieval.print_infodata_csv">[docs]</a>    <span class="k">def</span> <span class="nf">print_infodata_csv</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">inputdir</span><span class="p">,</span> <span class="n">request_number</span><span class="p">):</span>
538        <span class="sd">&#39;&#39;&#39;Write all request parameter in alpabetical order into a &quot;csv&quot; file.</span>
539
540<span class="sd">        Parameters</span>
541<span class="sd">        ----------</span>
542<span class="sd">        inputdir : :obj:`string`</span>
543<span class="sd">            The path where all data from the retrievals are stored.</span>
544
545<span class="sd">        request_number : :obj:`integer`</span>
546<span class="sd">            Number of mars requests for flux and non-flux data.</span>
547
548<span class="sd">        Return</span>
549<span class="sd">        ------</span>
550
551<span class="sd">        &#39;&#39;&#39;</span>
552
553        <span class="c1"># Get all class attributes and their values as a dictionary</span>
554        <span class="n">attrs</span> <span class="o">=</span> <span class="nb">vars</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
555        <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;server&#39;</span><span class="p">]</span>
556        <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;public&#39;</span><span class="p">]</span>
557
558        <span class="c1"># open a file to store all requests to</span>
559        <span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">inputdir</span><span class="p">,</span>
560                               <span class="n">_config</span><span class="o">.</span><span class="n">FILE_MARS_REQUESTS</span><span class="p">),</span> <span class="s1">&#39;a&#39;</span><span class="p">)</span> <span class="k">as</span> <span class="n">f</span><span class="p">:</span>
561            <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">request_number</span><span class="p">)</span> <span class="o">+</span> <span class="s1">&#39;, &#39;</span><span class="p">)</span>
562            <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">&#39;, &#39;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">attrs</span><span class="p">[</span><span class="n">key</span><span class="p">])</span>
563                              <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">attrs</span><span class="o">.</span><span class="n">iterkeys</span><span class="p">())))</span>
564            <span class="n">f</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">&#39;</span><span class="se">\n</span><span class="s1">&#39;</span><span class="p">)</span>
565
566        <span class="k">return</span></div>
567
568<div class="viewcode-block" id="MarsRetrieval.data_retrieve"><a class="viewcode-back" href="../api.html#MarsRetrieval.MarsRetrieval.data_retrieve">[docs]</a>    <span class="k">def</span> <span class="nf">data_retrieve</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
569        <span class="sd">&#39;&#39;&#39;Submits a MARS retrieval. Depending on the existence of</span>
570<span class="sd">        ECMWF Web-API it is submitted via Python or a</span>
571<span class="sd">        subprocess in the Shell. The parameter for the mars retrieval</span>
572<span class="sd">        are taken from the defined class attributes.</span>
573
574<span class="sd">        Parameters</span>
575<span class="sd">        ----------</span>
576
577<span class="sd">        Return</span>
578<span class="sd">        ------</span>
579
580<span class="sd">        &#39;&#39;&#39;</span>
581        <span class="c1"># Get all class attributes and their values as a dictionary</span>
582        <span class="n">attrs</span> <span class="o">=</span> <span class="nb">vars</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
583
584        <span class="c1"># eliminate unnecessary attributes from the dictionary attrs</span>
585        <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;server&#39;</span><span class="p">]</span>
586        <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;public&#39;</span><span class="p">]</span>
587
588        <span class="c1"># exchange parameter name for marsclass</span>
589        <span class="n">mclass</span> <span class="o">=</span> <span class="n">attrs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;marsclass&#39;</span><span class="p">)</span>
590        <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;marsclass&#39;</span><span class="p">]</span>
591        <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;class&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="n">mclass</span>
592
593        <span class="c1"># prepare target variable as needed for the Web API mode</span>
594        <span class="c1"># within the dictionary for full access</span>
595        <span class="c1"># as a single variable for public access</span>
596        <span class="n">target</span> <span class="o">=</span> <span class="n">attrs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;target&#39;</span><span class="p">)</span>
597        <span class="k">if</span> <span class="ow">not</span> <span class="nb">int</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">public</span><span class="p">):</span>
598            <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;target&#39;</span><span class="p">]</span>
599        <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;target: &#39;</span> <span class="o">+</span> <span class="n">target</span><span class="p">)</span>
600
601        <span class="c1"># find all keys without a value and convert all other values to strings</span>
602        <span class="n">empty_keys</span> <span class="o">=</span> <span class="p">[]</span>
603        <span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">attrs</span><span class="o">.</span><span class="n">iteritems</span><span class="p">():</span>
604            <span class="k">if</span> <span class="n">value</span> <span class="o">==</span> <span class="s1">&#39;&#39;</span><span class="p">:</span>
605                <span class="n">empty_keys</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">key</span><span class="p">))</span>
606            <span class="k">else</span><span class="p">:</span>
607                <span class="n">attrs</span><span class="p">[</span><span class="n">key</span><span class="p">]</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
608
609        <span class="c1"># delete all empty parameter from the dictionary</span>
610        <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">empty_keys</span><span class="p">:</span>
611            <span class="k">del</span> <span class="n">attrs</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
612
613        <span class="c1"># MARS request via Python script</span>
614        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">server</span><span class="p">:</span>
615            <span class="k">try</span><span class="p">:</span>
616                <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">public</span><span class="p">:</span>
617                    <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;RETRIEVE PUBLIC DATA!&#39;</span><span class="p">)</span>
618                    <span class="bp">self</span><span class="o">.</span><span class="n">server</span><span class="o">.</span><span class="n">retrieve</span><span class="p">(</span><span class="n">attrs</span><span class="p">)</span>
619                <span class="k">else</span><span class="p">:</span>
620                    <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;EXECUTE NON-PUBLIC RETRIEVAL!&#39;</span><span class="p">)</span>
621                    <span class="bp">self</span><span class="o">.</span><span class="n">server</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">attrs</span><span class="p">,</span> <span class="n">target</span><span class="p">)</span>
622            <span class="k">except</span><span class="p">:</span>
623                <span class="n">e</span> <span class="o">=</span> <span class="n">sys</span><span class="o">.</span><span class="n">exc_info</span><span class="p">()[</span><span class="mi">0</span><span class="p">]</span>
624                <span class="nb">print</span><span class="p">(</span><span class="s2">&quot;ERROR: &quot;</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span>
625                <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;MARS Request failed!&#39;</span><span class="p">)</span>
626                <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">public</span> <span class="ow">and</span> <span class="n">os</span><span class="o">.</span><span class="n">stat</span><span class="p">(</span><span class="n">target</span><span class="p">)</span><span class="o">.</span><span class="n">st_size</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
627                    <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;MARS Request returned no data - &#39;</span>
628                          <span class="s1">&#39;please check request&#39;</span><span class="p">)</span>
629                    <span class="k">raise</span> <span class="ne">IOError</span>
630                <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">public</span> <span class="ow">and</span> <span class="n">os</span><span class="o">.</span><span class="n">stat</span><span class="p">(</span><span class="n">target</span><span class="p">)</span><span class="o">.</span><span class="n">st_size</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
631                    <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;Public MARS Request returned no data - &#39;</span>
632                          <span class="s1">&#39;please check request&#39;</span><span class="p">)</span>
633                    <span class="k">raise</span> <span class="ne">IOError</span>
634                <span class="k">else</span><span class="p">:</span>
635                    <span class="k">raise</span> <span class="ne">IOError</span>
636        <span class="c1"># MARS request via extra process in shell</span>
637        <span class="k">else</span><span class="p">:</span>
638            <span class="n">request_str</span> <span class="o">=</span> <span class="s1">&#39;ret&#39;</span>
639            <span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">attrs</span><span class="o">.</span><span class="n">iteritems</span><span class="p">():</span>
640                <span class="n">request_str</span> <span class="o">=</span> <span class="n">request_str</span> <span class="o">+</span> <span class="s1">&#39;,&#39;</span> <span class="o">+</span> <span class="n">key</span> <span class="o">+</span> <span class="s1">&#39;=&#39;</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
641            <span class="n">request_str</span> <span class="o">+=</span> <span class="s1">&#39;,target=&quot;&#39;</span> <span class="o">+</span> <span class="n">target</span> <span class="o">+</span> <span class="s1">&#39;&quot;&#39;</span>
642            <span class="n">p</span> <span class="o">=</span> <span class="n">subprocess</span><span class="o">.</span><span class="n">Popen</span><span class="p">([</span><span class="s1">&#39;mars&#39;</span><span class="p">],</span>
643                                 <span class="n">stdin</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span>
644                                 <span class="n">stdout</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span>
645                                 <span class="n">stderr</span><span class="o">=</span><span class="n">subprocess</span><span class="o">.</span><span class="n">PIPE</span><span class="p">,</span>
646                                 <span class="n">bufsize</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span>
647            <span class="n">pout</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">communicate</span><span class="p">(</span><span class="nb">input</span><span class="o">=</span><span class="n">request_str</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
648            <span class="nb">print</span><span class="p">(</span><span class="n">pout</span><span class="o">.</span><span class="n">decode</span><span class="p">())</span>
649
650            <span class="k">if</span> <span class="s1">&#39;Some errors reported&#39;</span> <span class="ow">in</span> <span class="n">pout</span><span class="o">.</span><span class="n">decode</span><span class="p">():</span>
651                <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;MARS Request failed - please check request&#39;</span><span class="p">)</span>
652                <span class="k">raise</span> <span class="ne">IOError</span>
653            <span class="k">elif</span> <span class="n">os</span><span class="o">.</span><span class="n">stat</span><span class="p">(</span><span class="n">target</span><span class="p">)</span><span class="o">.</span><span class="n">st_size</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
654                <span class="nb">print</span><span class="p">(</span><span class="s1">&#39;MARS Request returned no data - please check request&#39;</span><span class="p">)</span>
655                <span class="k">raise</span> <span class="ne">IOError</span>
656
657        <span class="k">return</span></div></div>
658</pre></div>
659
660           </div>
661           
662          </div>
663          <footer>
664 
665
666  <hr/>
667
668  <div role="contentinfo">
669    <p>
670        &copy; Copyright 2018, Anne Philipp and Leopold Haimberger.
671
672    </p>
673  </div>
674  Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
675
676</footer>
677
678        </div>
679      </div>
680
681    </section>
682
683  </div>
684 
685
686
687 
688
689    <script type="text/javascript">
690        var DOCUMENTATION_OPTIONS = {
691            URL_ROOT:'../',
692            VERSION:'7.1 alpha',
693            LANGUAGE:'None',
694            COLLAPSE_INDEX:false,
695            FILE_SUFFIX:'.html',
696            HAS_SOURCE:  true,
697            SOURCELINK_SUFFIX: '.txt'
698        };
699    </script>
700      <script type="text/javascript" src="../_static/jquery.js"></script>
701      <script type="text/javascript" src="../_static/underscore.js"></script>
702      <script type="text/javascript" src="../_static/doctools.js"></script>
703      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script>
704
705 
706
707  <script type="text/javascript" src="../_static/js/theme.js"></script>
708
709  <script type="text/javascript">
710      jQuery(function () {
711          SphinxRtdTheme.Navigation.enable(true);
712      });
713  </script> 
714
715</body>
716</html>
Note: See TracBrowser for help on using the repository browser.
hosted by ZAMG