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import locale import logging import os import sys from optparse import Values from types import ModuleType from typing import Any, Dict, List, Optional import pip._vendor from pip._vendor.certifi import where from pip._vendor.packaging.version import parse as parse_version from pip import __file__ as pip_location from pip._internal.cli import cmdoptions from pip._internal.cli.base_command import Command from pip._internal.cli.cmdoptions import make_target_python from pip._internal.cli.status_codes import SUCCESS from pip._internal.configuration import Configuration from pip._internal.metadata import get_environment from pip._internal.utils.logging import indent_log from pip._internal.utils.misc import get_pip_version logger = logging.getLogger(__name__) def show_value(name: str, value: Any) -> None: logger.info("%s: %s", name, value) def show_sys_implementation() -> None: logger.info("sys.implementation:") implementation_name = sys.implementation.name with indent_log(): show_value("name", implementation_name) def create_vendor_txt_map() -> Dict[str, str]: vendor_txt_path = os.path.join( os.path.dirname(pip_location), "_vendor", "vendor.txt" ) with open(vendor_txt_path) as f: # Purge non version specifying lines. # Also, remove any space prefix or suffixes (including comments). lines = [ line.strip().split(" ", 1)[0] for line in f.readlines() if "==" in line ] # Transform into "module" -> version dict. return dict(line.split("==", 1) for line in lines) # type: ignore def get_module_from_module_name(module_name: str) -> ModuleType: # Module name can be uppercase in vendor.txt for some reason... module_name = module_name.lower() # PATCH: setuptools is actually only pkg_resources. if module_name == "setuptools": module_name = "pkg_resources" __import__(f"pip._vendor.{module_name}", globals(), locals(), level=0) return getattr(pip._vendor, module_name) def get_vendor_version_from_module(module_name: str) -> Optional[str]: module = get_module_from_module_name(module_name) version = getattr(module, "__version__", None) if not version: # Try to find version in debundled module info. env = get_environment([os.path.dirname(module.__file__)]) dist = env.get_distribution(module_name) if dist: version = str(dist.version) return version def show_actual_vendor_versions(vendor_txt_versions: Dict[str, str]) -> None: """Log the actual version and print extra info if there is a conflict or if the actual version could not be imported. """ for module_name, expected_version in vendor_txt_versions.items(): extra_message = "" actual_version = get_vendor_version_from_module(module_name) if not actual_version: extra_message = ( " (Unable to locate actual module version, using" " vendor.txt specified version)" ) actual_version = expected_version elif parse_version(actual_version) != parse_version(expected_version): extra_message = ( " (CONFLICT: vendor.txt suggests version should" " be {})".format(expected_version) ) logger.info("%s==%s%s", module_name, actual_version, extra_message) def show_vendor_versions() -> None: logger.info("vendored library versions:") vendor_txt_versions = create_vendor_txt_map() with indent_log(): show_actual_vendor_versions(vendor_txt_versions) def show_tags(options: Values) -> None: tag_limit = 10 target_python = make_target_python(options) tags = target_python.get_tags() # Display the target options that were explicitly provided. formatted_target = target_python.format_given() suffix = "" if formatted_target: suffix = f" (target: {formatted_target})" msg = "Compatible tags: {}{}".format(len(tags), suffix) logger.info(msg) if options.verbose < 1 and len(tags) > tag_limit: tags_limited = True tags = tags[:tag_limit] else: tags_limited = False with indent_log(): for tag in tags: logger.info(str(tag)) if tags_limited: msg = ( "...\n[First {tag_limit} tags shown. Pass --verbose to show all.]" ).format(tag_limit=tag_limit) logger.info(msg) def ca_bundle_info(config: Configuration) -> str: levels = set() for key, _ in config.items(): levels.add(key.split(".")[0]) if not levels: return "Not specified" levels_that_override_global = ["install", "wheel", "download"] global_overriding_level = [ level for level in levels if level in levels_that_override_global ] if not global_overriding_level: return "global" if "global" in levels: levels.remove("global") return ", ".join(levels) class DebugCommand(Command): """ Display debug information. """ usage = """ %prog <options>""" ignore_require_venv = True def add_options(self) -> None: cmdoptions.add_target_python_options(self.cmd_opts) self.parser.insert_option_group(0, self.cmd_opts) self.parser.config.load() def run(self, options: Values, args: List[str]) -> int: logger.warning( "This command is only meant for debugging. " "Do not use this with automation for parsing and getting these " "details, since the output and options of this command may " "change without notice." ) show_value("pip version", get_pip_version()) show_value("sys.version", sys.version) show_value("sys.executable", sys.executable) show_value("sys.getdefaultencoding", sys.getdefaultencoding()) show_value("sys.getfilesystemencoding", sys.getfilesystemencoding()) show_value( "locale.getpreferredencoding", locale.getpreferredencoding(), ) show_value("sys.platform", sys.platform) show_sys_implementation() show_value("'cert' config value", ca_bundle_info(self.parser.config)) show_value("REQUESTS_CA_BUNDLE", os.environ.get("REQUESTS_CA_BUNDLE")) show_value("CURL_CA_BUNDLE", os.environ.get("CURL_CA_BUNDLE")) show_value("pip._vendor.certifi.where()", where()) show_value("pip._vendor.DEBUNDLED", pip._vendor.DEBUNDLED) show_vendor_versions() show_tags(options) return SUCCESS