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util.py
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util.py
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import os
from configparser import RawConfigParser
HERE = os.path.abspath(os.path.dirname(__file__))
class CaseSensitiveParser(RawConfigParser):
def optionxform(self, value):
return value
def generate(in_, requirements_file, constraints_file):
in_file = os.path.join(HERE, in_)
out_file_requirements = os.path.join(HERE, requirements_file)
out_file_constraints = os.path.join(HERE, constraints_file)
parser = CaseSensitiveParser()
parser.read(in_file)
requirements = []
constraints = []
versions = parser.items('versions')
zope_requirement = (
'-e git+https://github.com/zopefoundation/Zope.git@master#egg=Zope\n')
for name, pin in versions:
if name == 'Zope':
if pin:
zope_requirement = 'Zope==%s\n' % pin
continue
if not pin:
continue
spec = '%s==%s' % (name, pin)
requirements.append(spec + '\n')
constraints.append(spec + '\n')
with open(out_file_requirements, 'w') as fd:
fd.write(zope_requirement)
for req in sorted(requirements):
fd.write(req)
with open(out_file_constraints, 'w') as fcon:
for con in sorted(constraints):
fcon.write(con)
def main():
generate('versions-prod.cfg', 'requirements-full.txt', 'constraints.txt')
if __name__ == '__main__':
main()