How to use stepmap method in pytest-bdd

Best Python code snippet using pytest-bdd_python

r.fill.category.py

Source:r.fill.category.py

1#!/usr/bin/env python2#3############################################################################4#5# MODULE:    r.fill.category6# AUTHOR(S): Stefano Gobbi and Paolo Zatelli7# PURPOSE:   Replaces the values of pixels of a given category with values8#            of the surrounding pixels9#10# COPYRIGHT: (C) 2019 by Stefano Gobbi and Paolo Zatelli11#12#   This program is free software under the GNU General Public13#   License (>=v2). Read the file COPYING that comes with GRASS14#   for details.15#16#############################################################################17# %Module18# % description: Replaces the values of pixels of a given category with values of the surrounding pixels.19# % keyword: raster20# % keyword: algebra21# % keyword: category22# %end23# %flag24# % key: k25# % description: Keep intermediate maps26# %end27# %option G_OPT_R_INPUT28# %end29# %option G_OPT_R_OUTPUT30# %end31# %option32# % key: category33# % type: integer34# % required: yes35# % multiple: no36# % description: Category to replace37# %end38# %option39# % key: nsize40# % type: integer41# % required: no42# % multiple: no43# % description: Neighborhood size in pixel44# % answer: 1945# % guisection: Parameters46# %end47# %option48# % key: maxiter49# % type: integer50# % required: no51# % multiple: no52# % description: Maximum number of iterations53# % answer: 10054# % options: 1-99955# % guisection: Parameters56# %end57# %option G_OPT_F_OUTPUT58# % key: animationfile59# % description: Name for animation output file60# % required: no61# % guisection: Optional62# %end63# %option64# % key: quality65# % type: integer66# % required: no67# % multiple: no68# % description: Quality factor for animation (1 = highest quality, lowest compression)69# % answer: 370# % options: 1-571# % guisection: Optional72# %end73import sys74import os75import atexit76import grass.script as gscript77from grass.exceptions import CalledModuleError78# i18N79import gettext80gettext.install("grassmods", os.path.join(os.getenv("GISBASE"), "locale"))81def main():82    options, flags = gscript.parser()83    keep = flags["k"]84    input = options["input"]85    output = options["output"]86    category = int(options["category"])87    nsize = int(options["nsize"])88    maxiter = int(options["maxiter"])89    animationfile = options["animationfile"]90    quality = int(options["quality"])91    overwrite_flag = ""92    if gscript.overwrite():93        overwrite_flag = "t"94    # keep intermediate maps95    keepintmaps = False96    if flags["k"]:97        keepintmaps = True98    # to generate the animation file, intermediate files must be kept99    # they will be removed at the end of the process if the 'k' flag is not set100    if animationfile:101        keepintmaps = True102    # check if input file exists103    if not gscript.find_file(input)["file"]:104        gscript.fatal(_("Raster map <%s> not found") % input)105    # strip mapset name106    in_name_strip = options["input"].split("@")107    in_name = in_name_strip[0]108    out_name_strip = options["output"].split("@")109    out_name = out_name_strip[0]110    tmp = str(os.getpid())111    # maps to bootstrap the loop112    # create a map containing only the category to replace and NULL113    categorymap = "{}".format(in_name) + "_bin_" + "{}".format(tmp)114    gscript.verbose(_("Category map: <%s>") % categorymap)115    gscript.run_command(116        "r.mapcalc",117        expression="{outmap}=if({inmap}=={cat}, 1, null())".format(118            outmap=categorymap, inmap=input, cat=category119        ),120        quiet=True,121        overwrite="t",122    )123    # create a copy of the input map to be used as a selection map in r.neighbors,124    # it will be replaced by the map with category replacement in the loop125    stepmap_old = "{}".format(in_name) + "_step_000"126    gscript.run_command(127        "g.copy",128        raster="{inmap},{outmap}".format(inmap=input, outmap=stepmap_old),129        quiet=True,130        overwrite="t",131    )132    gscript.verbose(_("Category to remove: %d") % category)133    gscript.verbose(_("Maxiter: %d") % maxiter)134    gscript.verbose(_("Quality for animation: %d") % quality)135    pixel_num = 1136    iteration = 1137    # iterate until no pixel of the category to be replaced is left138    # or the maximum number of iterations is reached139    while (pixel_num > 0) and (iteration <= maxiter):140        stepmap = "{}".format(in_name)141        stepmap += "_step_"142        stepmap += "{:03d}".format(iteration)143        gscript.verbose(_("Step map: <%s>") % stepmap)144        # substitute pixels of the category to remove with the mode of the surrounding pixels145        gscript.run_command(146            "r.neighbors",147            input=stepmap_old,148            selection=categorymap,149            size=nsize,150            output=stepmap,151            method="mode",152            overwrite="true",153            quiet=True,154        )155        # remove intermediate map unless the k flag is set156        if keepintmaps is False:157            gscript.run_command(158                "g.remove", type="raster", name=stepmap_old, flags="f", quiet=True159            )160        # the r.neighbors output map is the input map for the next step161        stepmap_old = stepmap162        # create the new map containing only the category to replace and NULL163        gscript.run_command(164            "r.mapcalc",165            expression="{outmap}=if({inmap}=={cat},1,null())".format(166                outmap=categorymap, inmap=stepmap, cat=category167            ),168            quiet=True,169            overwrite="t",170        )171        # evaluate the number of the remaining pixels of the category to relace172        pixel_stat = gscript.parse_command(173            "r.stats",174            input="{inmap}".format(inmap=stepmap),175            flags="c",176            sep="=",177            quiet=True,178        )179        # parse the output, if the category is not in the list raise an exception and set pixel_num = 0180        try:181            pixel_num = float(pixel_stat["{}".format(category)])182        except KeyError as e:183            pixel_num = 0184            # print(e.message)185        gscript.verbose(186            _("Iteration: %d  Remaining pixels: %d") % (iteration, pixel_num)187        )188        iteration = iteration + 1189    # the last value stopped the loop190    iteration = iteration - 1191    # if the loop ended before reaching pixel_num=0192    if pixel_num > 0:193        gscript.warning(194            _(195                "the process stopped after %d iterations with %d pixels of category %d left"196            )197            % (iteration, pixel_num, category)198        )199    # copy the output of the last iteration to the output map200    gscript.run_command(201        "g.copy",202        raster="{inmap},{outmap}".format(inmap=stepmap, outmap=out_name),203        overwrite="{}".format(overwrite_flag),204        quiet=True,205    )206    # remove the last intermediate map unless the k flag is set207    if keepintmaps is False:208        gscript.run_command(209            "g.remove", type="raster", name=stepmap_old, flags="f", quiet=True210        )211    gscript.run_command(212        "g.remove", type="raster", name=categorymap, flags="f", quiet=True213    )214    # optionally create an mpeg animation of the replacement sequence215    if animationfile:216        gscript.message(_("Generating mpeg file %s...") % animationfile)217        gscript.run_command(218            "r.out.mpeg",219            view1="{}_step_[0-9][0-9][0-9]".format(in_name),220            output="{}".format(animationfile),221            quality="{}".format(quality),222            overwrite="{}".format(overwrite_flag),223        )224    # remove intermediate maps if they have been kept for generating the animation225    # but the 'k' flag is not set226    if animationfile and not flags["k"]:227        gscript.message(228            _("Removing intermediate files after generating %s...") % animationfile229        )230        newiter = 0231        while newiter <= iteration:232            stepmap = "{}".format(in_name)233            stepmap += "_step_"234            stepmap += "{:03d}".format(newiter)235            gscript.verbose(_("Removing step map: <%s>") % stepmap)236            gscript.run_command(237                "g.remove", type="raster", name=stepmap, flags="f", quiet=True238            )239            newiter = newiter + 1240if __name__ == "__main__":241    options, flags = gscript.parser()242    # atexit.register(cleanup)...

steppo.py

Source:steppo.py

...89    messages = []90    for msg in track:91        messages.append(str(msg))92    return messages93def create_stepmap(messages: list) -> dict:94    """95    Create a stepmap that contains only the events we need (no meta events).96    """97    index = 098    steps = {}99    for msg in messages:100        filtered = ['meta']101        this_message = Message(msg, filtered_message_types=filtered)102        if not this_message.filtered:103            steps[index] = this_message104            index += 1105    return steps106if __name__ == '__main__':107    total_message_count = 0108    track_list = get_tracks(JINGLE_TEST)109    o = Output()110    for track in track_list:111        message_list = get_messages(track)112        stepmap = create_stepmap(message_list)113        print(len(stepmap))114        o.update_text(stepmap)115        o.strip_final_comma()116    print(o.text)117    with open('/Users/rich/jingle2021.txt', 'w') as fout:...

test_cases.py

Source:test_cases.py

...54        'velocity': '100',55        'time': '15360',56    }57    assert valid_params == note_on.params58def test_create_stepmap():59    messages = get_messages(mido.MidiFile('./midi_files/on_off.mid'))60    stepmap = create_stepmap(messages)61    assert isinstance(stepmap, dict)62    assert len(stepmap) == 863    assert stepmap[0].message_type == 'note_on'64    assert stepmap[7].message_type == 'note_off'...

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