mirror of
https://github.com/bndr/pipreqs.git
synced 2025-06-06 03:25:21 +00:00
Merge 715e08b03bfafd578057d88c63aca622dad089f8 into 68f9b2859d45a60e699839f87b1b9558cd36a329
This commit is contained in:
Bob Firestone
GitHub
commit
a6dc6f3614
@ -51,13 +51,13 @@ from yarg.exceptions import HTTPError
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from pipreqs import __version__
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REGEXP = [
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re.compile(r'^import (.+)$'),
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re.compile(r'^from ((?!\.+).*?) import (?:.*)$')
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re.compile(r"^import (.+)$"),
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re.compile(r"^from ((?!\.+).*?) import (?:.*)$"),
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]
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@contextmanager
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def _open(filename=None, mode='r'):
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def _open(filename=None, mode="r"):
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"""Open a file or ``sys.stdout`` depending on the provided filename.
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Args:
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@ -70,13 +70,13 @@ def _open(filename=None, mode='r'):
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A file handle.
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"""
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if not filename or filename == '-':
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if not mode or 'r' in mode:
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if not filename or filename == "-":
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if not mode or "r" in mode:
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file = sys.stdin
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elif 'w' in mode:
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elif "w" in mode:
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file = sys.stdout
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else:
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raise ValueError('Invalid mode for file: {}'.format(mode))
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raise ValueError("Invalid mode for file: {}".format(mode))
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else:
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file = open(filename, mode)
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@ -87,8 +87,7 @@ def _open(filename=None, mode='r'):
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file.close()
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def get_all_imports(
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path, encoding=None, extra_ignore_dirs=None, follow_links=True):
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def get_all_imports(path, encoding=None, extra_ignore_dirs=None, follow_links=True):
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imports = set()
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raw_imports = set()
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candidates = []
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@ -137,11 +136,11 @@ def get_all_imports(
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# Cleanup: We only want to first part of the import.
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# Ex: from django.conf --> django.conf. But we only want django
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# as an import.
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cleaned_name, _, _ = name.partition('.')
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cleaned_name, _, _ = name.partition(".")
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imports.add(cleaned_name)
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packages = imports - (set(candidates) & imports)
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logging.debug('Found packages: {0}'.format(packages))
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logging.debug("Found packages: {0}".format(packages))
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with open(join("stdlib"), "r") as f:
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data = {x.strip() for x in f}
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@ -155,61 +154,68 @@ def filter_line(line):
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def generate_requirements_file(path, imports, symbol):
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with _open(path, "w") as out_file:
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logging.debug('Writing {num} requirements: {imports} to {file}'.format(
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num=len(imports),
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file=path,
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imports=", ".join([x['name'] for x in imports])
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))
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fmt = '{name}' + symbol + '{version}'
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out_file.write('\n'.join(
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fmt.format(**item) if item['version'] else '{name}'.format(**item)
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for item in imports) + '\n')
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logging.debug(
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"Writing {num} requirements: {imports} to {file}".format(
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num=len(imports),
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file=path,
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imports=", ".join([x["name"] for x in imports]),
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)
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)
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fmt = "{name}" + symbol + "{version}"
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out_file.write(
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"\n".join(
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fmt.format(**item) if item["version"] else "{name}".format(**item)
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for item in imports
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)
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+ "\n"
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)
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def output_requirements(imports, symbol):
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generate_requirements_file('-', imports, symbol)
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generate_requirements_file("-", imports, symbol)
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def get_imports_info(
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imports, pypi_server="https://pypi.python.org/pypi/", proxy=None):
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def get_imports_info(imports, pypi_server="https://pypi.python.org/pypi/", proxy=None):
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result = []
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for item in imports:
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try:
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logging.warning(
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'Import named "%s" not found locally. '
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'Trying to resolve it at the PyPI server.',
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item
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"Trying to resolve it at the PyPI server.",
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item,
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)
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response = requests.get(
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"{0}{1}/json".format(pypi_server, item), proxies=proxy)
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"{0}{1}/json".format(pypi_server, item), proxies=proxy
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)
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if response.status_code == 200:
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if hasattr(response.content, 'decode'):
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if hasattr(response.content, "decode"):
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data = json2package(response.content.decode())
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else:
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data = json2package(response.content)
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elif response.status_code >= 300:
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raise HTTPError(status_code=response.status_code,
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reason=response.reason)
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raise HTTPError(
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status_code=response.status_code, reason=response.reason
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)
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except HTTPError:
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logging.warning(
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'Package "%s" does not exist or network problems', item)
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logging.warning('Package "%s" does not exist or network problems', item)
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continue
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logging.warning(
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'Import named "%s" was resolved to "%s:%s" package (%s).\n'
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'Please, verify manually the final list of requirements.txt '
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'to avoid possible dependency confusions.',
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"Please, verify manually the final list of requirements.txt "
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"to avoid possible dependency confusions.",
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item,
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data.name,
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data.latest_release_id,
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data.pypi_url
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data.pypi_url,
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)
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result.append({'name': item, 'version': data.latest_release_id})
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result.append({"name": item, "version": data.latest_release_id})
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return result
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def get_locally_installed_packages(encoding=None):
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packages = []
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unique_package_names = set()
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ignore = ["tests", "_tests", "egg", "EGG", "info"]
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for path in sys.path:
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for root, dirs, files in os.walk(path):
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@ -218,36 +224,63 @@ def get_locally_installed_packages(encoding=None):
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item = os.path.join(root, item)
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with open(item, "r", encoding=encoding) as f:
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package = root.split(os.sep)[-1].split("-")
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if package[0] not in unique_package_names:
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try:
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top_level_modules = f.read().strip().split("\n")
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except: # NOQA
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# TODO: What errors do we intend to suppress here?
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continue
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# filter off explicitly ignored top-level modules
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# such as test, egg, etc.
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filtered_top_level_modules = list()
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for module in top_level_modules:
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if (module not in ignore) and (
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package[0] not in ignore
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):
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# append exported top level modules to the list
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filtered_top_level_modules.append(module)
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version = None
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if len(package) > 1:
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version = (
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package[1].replace(".dist", "").replace(".egg", "")
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)
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# append package: top_level_modules pairs
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# instead of top_level_module: package pairs
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unique_package_names.add(package[0])
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packages.append(
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{
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"name": package[0],
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"version": version,
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"exports": filtered_top_level_modules,
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}
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)
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if "METADATA" in item:
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item = os.path.join(root, item)
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with open(item, "r", encoding=encoding) as file:
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try:
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top_level_modules = f.read().strip().split("\n")
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except: # NOQA
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# TODO: What errors do we intend to suppress here?
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data = {}
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for line in file:
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if ":" in line:
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key, value = line.split(":", 1)
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data[key.strip()] = value.strip()
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name = data["Name"]
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version = data["Version"]
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if name and name not in unique_package_names:
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unique_package_names.add(name)
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packages.append(
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{"name": name, "version": version, "exports": []}
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)
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except:
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continue
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# filter off explicitly ignored top-level modules
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# such as test, egg, etc.
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filtered_top_level_modules = list()
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for module in top_level_modules:
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if (
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(module not in ignore) and
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(package[0] not in ignore)
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):
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# append exported top level modules to the list
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filtered_top_level_modules.append(module)
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version = None
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if len(package) > 1:
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version = package[1].replace(
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".dist", "").replace(".egg", "")
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# append package: top_level_modules pairs
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# instead of top_level_module: package pairs
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packages.append({
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'name': package[0],
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'version': version,
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'exports': filtered_top_level_modules
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})
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return packages
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@ -260,14 +293,14 @@ def get_import_local(imports, encoding=None):
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# if candidate import name matches export name
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# or candidate import name equals to the package name
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# append it to the result
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if item in package['exports'] or item == package['name']:
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if item in package["exports"] or item == package["name"]:
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result.append(package)
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# removing duplicates of package/version
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# had to use second method instead of the previous one,
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# because we have a list in the 'exports' field
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# https://stackoverflow.com/questions/9427163/remove-duplicate-dict-in-list-in-python
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result_unique = [i for n, i in enumerate(result) if i not in result[n+1:]]
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result_unique = [i for n, i in enumerate(result) if i not in result[n + 1 :]]
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return result_unique
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@ -298,7 +331,7 @@ def get_name_without_alias(name):
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match = REGEXP[0].match(name.strip())
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if match:
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name = match.groups(0)[0]
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return name.partition(' as ')[0].partition('.')[0].strip()
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return name.partition(" as ")[0].partition(".")[0].strip()
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def join(f):
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@ -384,7 +417,8 @@ def diff(file_, imports):
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logging.info(
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"The following modules are in {} but do not seem to be imported: "
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"{}".format(file_, ", ".join(x for x in modules_not_imported)))
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"{}".format(file_, ", ".join(x for x in modules_not_imported))
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)
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def clean(file_, imports):
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@ -432,30 +466,38 @@ def dynamic_versioning(scheme, imports):
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def init(args):
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encoding = args.get('--encoding')
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extra_ignore_dirs = args.get('--ignore')
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follow_links = not args.get('--no-follow-links')
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input_path = args['<path>']
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encoding = args.get("--encoding")
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extra_ignore_dirs = args.get("--ignore")
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follow_links = not args.get("--no-follow-links")
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input_path = args["<path>"]
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if input_path is None:
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input_path = os.path.abspath(os.curdir)
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if extra_ignore_dirs:
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extra_ignore_dirs = extra_ignore_dirs.split(',')
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extra_ignore_dirs = extra_ignore_dirs.split(",")
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path = (args["--savepath"] if args["--savepath"] else
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os.path.join(input_path, "requirements.txt"))
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if (not args["--print"]
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and not args["--savepath"]
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and not args["--force"]
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and os.path.exists(path)):
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logging.warning("requirements.txt already exists, "
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"use --force to overwrite it")
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path = (
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args["--savepath"]
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if args["--savepath"]
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else os.path.join(input_path, "requirements.txt")
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)
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if (
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not args["--print"]
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and not args["--savepath"]
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and not args["--force"]
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and os.path.exists(path)
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):
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logging.warning(
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"requirements.txt already exists, " "use --force to overwrite it"
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)
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return
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candidates = get_all_imports(input_path,
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encoding=encoding,
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extra_ignore_dirs=extra_ignore_dirs,
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follow_links=follow_links)
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candidates = get_all_imports(
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input_path,
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encoding=encoding,
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extra_ignore_dirs=extra_ignore_dirs,
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follow_links=follow_links,
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)
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candidates = get_pkg_names(candidates)
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logging.debug("Found imports: " + ", ".join(candidates))
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pypi_server = "https://pypi.python.org/pypi/"
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@ -464,11 +506,10 @@ def init(args):
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pypi_server = args["--pypi-server"]
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if args["--proxy"]:
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proxy = {'http': args["--proxy"], 'https': args["--proxy"]}
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proxy = {"http": args["--proxy"], "https": args["--proxy"]}
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if args["--use-local"]:
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logging.debug(
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"Getting package information ONLY from local installation.")
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logging.debug("Getting package information ONLY from local installation.")
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imports = get_import_local(candidates, encoding=encoding)
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else:
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logging.debug("Getting packages information from Local/PyPI")
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@ -478,20 +519,23 @@ def init(args):
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# the list of exported modules, installed locally
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# and the package name is not in the list of local module names
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# it add to difference
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difference = [x for x in candidates if
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# aggregate all export lists into one
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# flatten the list
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# check if candidate is in exports
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x.lower() not in [y for x in local for y in x['exports']]
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and
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# check if candidate is package names
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x.lower() not in [x['name'] for x in local]]
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difference = [
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x
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for x in candidates
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if
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# aggregate all export lists into one
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# flatten the list
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# check if candidate is in exports
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x.lower() not in [y for x in local for y in x["exports"]] and
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# check if candidate is package names
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x.lower() not in [x["name"] for x in local]
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]
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imports = local + get_imports_info(difference,
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proxy=proxy,
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pypi_server=pypi_server)
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imports = local + get_imports_info(
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difference, proxy=proxy, pypi_server=pypi_server
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)
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# sort imports based on lowercase name of package, similar to `pip freeze`.
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imports = sorted(imports, key=lambda x: x['name'].lower())
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imports = sorted(imports, key=lambda x: x["name"].lower())
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if args["--diff"]:
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diff(args["--diff"], imports)
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@ -506,8 +550,10 @@ def init(args):
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if scheme in ["compat", "gt", "no-pin"]:
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imports, symbol = dynamic_versioning(scheme, imports)
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else:
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raise ValueError("Invalid argument for mode flag, "
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"use 'compat', 'gt' or 'no-pin' instead")
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raise ValueError(
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"Invalid argument for mode flag, "
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"use 'compat', 'gt' or 'no-pin' instead"
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)
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else:
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symbol = "=="
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@ -521,8 +567,8 @@ def init(args):
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def main(): # pragma: no cover
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args = docopt(__doc__, version=__version__)
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log_level = logging.DEBUG if args['--debug'] else logging.INFO
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logging.basicConfig(level=log_level, format='%(levelname)s: %(message)s')
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log_level = logging.DEBUG if args["--debug"] else logging.INFO
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logging.basicConfig(level=log_level, format="%(levelname)s: %(message)s")
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try:
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init(args)
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@ -530,5 +576,5 @@ def main(): # pragma: no cover
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sys.exit(0)
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if __name__ == '__main__':
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if __name__ == "__main__":
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main() # pragma: no cover
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