def temp_cache(temp_path):
from dephell.config import config
config.attach({'cache': {'path': str(temp_path)}})
The script uses dephell to analyze installed dependencies
and find how many times a dependency is used in another dependency.
For example, `('dephell', 25)` means that there are 25 packages
installed that use dephell.
"""
from collections import Counter
from dephell.config import config
from dephell.controllers import analyze_conflict
from dephell.converters import InstalledConverter
from dephell.exceptions import ExtraException
# black has no releases not markerd as pre-release.
config.attach(dict(prereleases=True))
# read deps
resolver = InstalledConverter().load_resolver(None)
# build dependencies tree
try:
resolved = resolver.resolve()
except ExtraException as e:
print(str(e), e.extra)
exit(1)
if not resolved:
print('cannot resolve')
print(analyze_conflict(resolver=resolver))
exit(2)