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53 lines
1.7 KiB
Python
Executable File
53 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python3
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from os.path import join
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from subprocess import check_call, check_output
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from tempfile import TemporaryDirectory
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import re
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def print_packages(packages, heading):
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print(f'{heading}:')
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print(' ', end='')
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print('\n '.join(packages))
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# would be nice if there was a cleaner way to get this, but I've not found a
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# more reliable one.
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with open('setup.py') as fh:
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match = re.search(r"name='(?P<pkg>[\w-]+)',", fh.read())
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if not match:
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raise Exception('failed to determine our package name')
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our_package_name = match.group('pkg')
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print(f'our_package_name: {our_package_name}')
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with TemporaryDirectory() as tmpdir:
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check_call(['python3', '-m', 'venv', tmpdir])
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# base needs
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check_call([join(tmpdir, 'bin', 'pip'), 'install', '.'])
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frozen = check_output([join(tmpdir, 'bin', 'pip'), 'freeze'])
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frozen = set(frozen.decode('utf-8').strip().split('\n'))
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# dev additions
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check_call([join(tmpdir, 'bin', 'pip'), 'install', '.[dev]'])
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dev_frozen = check_output([join(tmpdir, 'bin', 'pip'), 'freeze'])
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dev_frozen = set(dev_frozen.decode('utf-8').strip().split('\n')) - frozen
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# pip installs the module itself along with deps so we need to get that out of
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# our list by finding the thing that was file installed during dev
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frozen = sorted([p for p in frozen if not p.startswith(our_package_name)])
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dev_frozen = sorted([p for p in dev_frozen
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if not p.startswith(our_package_name)])
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print_packages(frozen, 'frozen')
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print_packages(dev_frozen, 'dev_frozen')
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with open('requirements.txt', 'w') as fh:
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fh.write('\n'.join(frozen))
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fh.write('\n')
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with open('requirements-dev.txt', 'w') as fh:
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fh.write('\n'.join(dev_frozen))
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fh.write('\n')
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