Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/argcomplete/_check_console_script.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 """ |
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2 Utility for locating the module (or package's __init__.py) |
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3 associated with a given console_script name |
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4 and verifying it contains the PYTHON_ARGCOMPLETE_OK marker. |
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5 |
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6 Such scripts are automatically generated and cannot contain |
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7 the marker themselves, so we defer to the containing module or package. |
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8 |
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9 For more information on setuptools console_scripts, see |
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10 https://setuptools.readthedocs.io/en/latest/setuptools.html#automatic-script-creation |
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11 |
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12 Intended to be invoked by argcomplete's global completion function. |
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13 """ |
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14 import os |
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15 import sys |
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16 |
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17 try: |
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18 from importlib.metadata import entry_points as importlib_entry_points |
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19 except ImportError: |
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20 from importlib_metadata import entry_points as importlib_entry_points |
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21 |
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22 from ._check_module import ArgcompleteMarkerNotFound, find |
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23 |
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24 |
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25 def main(): |
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26 # Argument is the full path to the console script. |
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27 script_path = sys.argv[1] |
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28 |
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29 # Find the module and function names that correspond to this |
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30 # assuming it is actually a console script. |
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31 name = os.path.basename(script_path) |
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32 entry_points = [ep for ep in importlib_entry_points()["console_scripts"] if ep.name == name] |
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33 if not entry_points: |
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34 raise ArgcompleteMarkerNotFound('no entry point found matching script') |
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35 entry_point = entry_points[0] |
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36 module_name, function_name = entry_point.value.split(":", 1) |
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37 |
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38 # Check this looks like the script we really expected. |
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39 with open(script_path) as f: |
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40 script = f.read() |
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41 if 'from {} import {}'.format(module_name, function_name) not in script: |
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42 raise ArgcompleteMarkerNotFound('does not appear to be a console script') |
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43 if 'sys.exit({}())'.format(function_name) not in script: |
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44 raise ArgcompleteMarkerNotFound('does not appear to be a console script') |
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45 |
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46 # Look for the argcomplete marker in the script it imports. |
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47 with open(find(module_name, return_package=True)) as f: |
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48 head = f.read(1024) |
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49 if 'PYTHON_ARGCOMPLETE_OK' not in head: |
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50 raise ArgcompleteMarkerNotFound('marker not found') |
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51 |
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52 |
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53 if __name__ == '__main__': |
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54 try: |
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55 main() |
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56 except ArgcompleteMarkerNotFound as e: |
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57 sys.exit(e) |