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Add --debug output for mapping lookups

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This makes it easier to identify cases when a name should have a mapping
but doesn't.
This commit is contained in:
Andrew Vant 2018-11-20 18:40:02 -05:00
parent 15208540da
commit 8de55d67a1
1 changed files with 18 additions and 8 deletions
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22
pipreqs/pipreqs.py
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@ -259,16 +259,26 @@ def get_pkg_names(pkgs):
List[str]: The corresponding PyPI package names. List[str]: The corresponding PyPI package names.
""" """
result = set() mapfile = join("mapping")
logging.debug("Looking up mappings in %s", mapfile)
with open(join("mapping"), "r") as f: with open(join("mapping"), "r") as f:
data = dict(x.strip().split(":") for x in f) mappings = dict(x.strip().split(":") for x in f)
for pkg in pkgs:
# Look up the mapped requirement. If a mapping isn't found, # Look up the mapped requirement. If a mapping isn't found,
# simply use the package name. # simply use the package name.
result.add(data.get(pkg, pkg)) names = {pkg: mappings.get(pkg, pkg)
# Return a sorted list for backward compatibility. for pkg in pkgs}
return sorted(result, key=lambda s: s.lower())
# Print mappings to debug logger
pkgalign = max(len(s) for s in names.keys())
reqalign = max(len(s) for s in names.values())
fmt = "[%-{}s] : %-{}s (%s)".format(pkgalign, reqalign)
for pkg, name in names.items():
note = "mapped" if pkg != name else "default"
logging.debug(fmt, pkg, name, note)
# Return a sorted list for backward compatibility.
return sorted(set(names.values()), key=lambda s: s.lower())
def get_name_without_alias(name): def get_name_without_alias(name):
if "import " in name: if "import " in name: