Воркед

venv/Lib/site-packages/pip/_vendor/distro/distro.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python
-# Copyright 2015,2016,2017 Nir Cohen
+# Copyright 2015-2021 Nir Cohen
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -55,7 +55,7 @@ except ImportError:
     # Python 3.7
     TypedDict = dict
 
-__version__ = "1.7.0"
+__version__ = "1.9.0"
 
 
 class VersionDict(TypedDict):
@@ -122,6 +122,27 @@ _DISTRO_RELEASE_CONTENT_REVERSED_PATTERN = re.compile(
 # Pattern for base file name of distro release file
 _DISTRO_RELEASE_BASENAME_PATTERN = re.compile(r"(\w+)[-_](release|version)$")
 
+# Base file names to be looked up for if _UNIXCONFDIR is not readable.
+_DISTRO_RELEASE_BASENAMES = [
+    "SuSE-release",
+    "altlinux-release",
+    "arch-release",
+    "base-release",
+    "centos-release",
+    "fedora-release",
+    "gentoo-release",
+    "mageia-release",
+    "mandrake-release",
+    "mandriva-release",
+    "mandrivalinux-release",
+    "manjaro-release",
+    "oracle-release",
+    "redhat-release",
+    "rocky-release",
+    "sl-release",
+    "slackware-version",
+]
+
 # Base file names to be ignored when searching for distro release file
 _DISTRO_RELEASE_IGNORE_BASENAMES = (
     "debian_version",
@@ -131,6 +152,8 @@ _DISTRO_RELEASE_IGNORE_BASENAMES = (
     "system-release",
     "plesk-release",
     "iredmail-release",
+    "board-release",
+    "ec2_version",
 )
 
 
@@ -200,6 +223,7 @@ def id() -> str:
     "opensuse"      openSUSE
     "amzn"          Amazon Linux
     "arch"          Arch Linux
+    "buildroot"     Buildroot
     "cloudlinux"    CloudLinux OS
     "exherbo"       Exherbo Linux
     "gentoo"        GenToo Linux
@@ -221,6 +245,8 @@ def id() -> str:
     "midnightbsd"   MidnightBSD
     "rocky"         Rocky Linux
     "aix"           AIX
+    "guix"          Guix System
+    "altlinux"      ALT Linux
     ==============  =========================================
 
     If you have a need to get distros for reliable IDs added into this set,
@@ -876,6 +902,9 @@ class LinuxDistribution:
         if self.uname_attr("id").startswith("aix"):
             # On AIX platforms, prefer oslevel command output.
             versions.insert(0, self.oslevel_info())
+        elif self.id() == "debian" or "debian" in self.like().split():
+            # On Debian-like, add debian_version file content to candidates list.
+            versions.append(self._debian_version)
         version = ""
         if best:
             # This algorithm uses the last version in priority order that has
@@ -966,10 +995,10 @@ class LinuxDistribution:
 
         For details, see :func:`distro.info`.
         """
-        return dict(
+        return InfoDict(
             id=self.id(),
             version=self.version(pretty, best),
-            version_parts=dict(
+            version_parts=VersionDict(
                 major=self.major_version(best),
                 minor=self.minor_version(best),
                 build_number=self.build_number(best),
@@ -1186,6 +1215,16 @@ class LinuxDistribution:
             return ""
         return self._to_str(stdout).strip()
 
+    @cached_property
+    def _debian_version(self) -> str:
+        try:
+            with open(
+                os.path.join(self.etc_dir, "debian_version"), encoding="ascii"
+            ) as fp:
+                return fp.readline().rstrip()
+        except FileNotFoundError:
+            return ""
+
     @staticmethod
     def _parse_uname_content(lines: Sequence[str]) -> Dict[str, str]:
         if not lines:
@@ -1228,14 +1267,14 @@ class LinuxDistribution:
             # file), because we want to use what was specified as best as
             # possible.
             match = _DISTRO_RELEASE_BASENAME_PATTERN.match(basename)
-            if "name" in distro_info and "cloudlinux" in distro_info["name"].lower():
-                distro_info["id"] = "cloudlinux"
-            elif match:
-                distro_info["id"] = match.group(1)
-            return distro_info
         else:
             try:
-                basenames = os.listdir(self.etc_dir)
+                basenames = [
+                    basename
+                    for basename in os.listdir(self.etc_dir)
+                    if basename not in _DISTRO_RELEASE_IGNORE_BASENAMES
+                    and os.path.isfile(os.path.join(self.etc_dir, basename))
+                ]
                 # We sort for repeatability in cases where there are multiple
                 # distro specific files; e.g. CentOS, Oracle, Enterprise all
                 # containing `redhat-release` on top of their own.
@@ -1245,39 +1284,29 @@ class LinuxDistribution:
                 # sure about the *-release files. Check common entries of
                 # /etc for information. If they turn out to not be there the
                 # error is handled in `_parse_distro_release_file()`.
-                basenames = [
-                    "SuSE-release",
-                    "arch-release",
-                    "base-release",
-                    "centos-release",
-                    "fedora-release",
-                    "gentoo-release",
-                    "mageia-release",
-                    "mandrake-release",
-                    "mandriva-release",
-                    "mandrivalinux-release",
-                    "manjaro-release",
-                    "oracle-release",
-                    "redhat-release",
-                    "rocky-release",
-                    "sl-release",
-                    "slackware-version",
-                ]
+                basenames = _DISTRO_RELEASE_BASENAMES
             for basename in basenames:
-                if basename in _DISTRO_RELEASE_IGNORE_BASENAMES:
-                    continue
                 match = _DISTRO_RELEASE_BASENAME_PATTERN.match(basename)
-                if match:
-                    filepath = os.path.join(self.etc_dir, basename)
-                    distro_info = self._parse_distro_release_file(filepath)
-                    if "name" in distro_info:
-                        # The name is always present if the pattern matches
-                        self.distro_release_file = filepath
-                        distro_info["id"] = match.group(1)
-                        if "cloudlinux" in distro_info["name"].lower():
-                            distro_info["id"] = "cloudlinux"
-                        return distro_info
-            return {}
+                if match is None:
+                    continue
+                filepath = os.path.join(self.etc_dir, basename)
+                distro_info = self._parse_distro_release_file(filepath)
+                # The name is always present if the pattern matches.
+                if "name" not in distro_info:
+                    continue
+                self.distro_release_file = filepath
+                break
+            else:  # the loop didn't "break": no candidate.
+                return {}
+
+        if match is not None:
+            distro_info["id"] = match.group(1)
+
+        # CloudLinux < 7: manually enrich info with proper id.
+        if "cloudlinux" in distro_info.get("name", "").lower():
+            distro_info["id"] = "cloudlinux"
+
+        return distro_info
 
     def _parse_distro_release_file(self, filepath: str) -> Dict[str, str]:
         """