Following the guidelines in the file, refreshing this

packages/st2/dist_utils.py

@@ -2,6 +2,7 @@
 # NOTE: This file is auto-generated - DO NOT EDIT MANUALLY
 #       Instead copy from https://github.com/StackStorm/st2/blob/master/scripts/dist_utils.py
 
+# Copyright 2020 The StackStorm Authors.
 # Copyright 2019 Extreme Networks, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -22,8 +23,6 @@
 import re
 import sys
 
-from distutils.version import StrictVersion
-
 # NOTE: This script can't rely on any 3rd party dependency so we need to use this code here
 #
 # TODO: Why can't this script rely on 3rd party dependencies? Is it because it has to import
@@ -41,53 +40,18 @@
 if PY3:
     text_type = str
 else:
-    text_type = unicode  # NOQA
+    text_type = unicode  # noqa  # pylint: disable=E0602
 
-GET_PIP = 'curl https://bootstrap.pypa.io/get-pip.py | python'
+GET_PIP = "curl https://bootstrap.pypa.io/get-pip.py | python"
 
 __all__ = [
-    'check_pip_is_installed',
-    'check_pip_version',
-    'fetch_requirements',
-    'apply_vagrant_workaround',
-    'get_version_string',
-    'parse_version_string'
+    "fetch_requirements",
+    "apply_vagrant_workaround",
+    "get_version_string",
+    "parse_version_string",
 ]
 
 
-def check_pip_is_installed():
-    """
-    Ensure that pip is installed.
-    """
-    try:
-        import pip  # NOQA
-    except ImportError as e:
-        print('Failed to import pip: %s' % (text_type(e)))
-        print('')
-        print('Download pip:\n%s' % (GET_PIP))
-        sys.exit(1)
-
-    return True
-
-
-def check_pip_version(min_version='6.0.0'):
-    """
-    Ensure that a minimum supported version of pip is installed.
-    """
-    check_pip_is_installed()
-
-    import pip
-
-    if StrictVersion(pip.__version__) < StrictVersion(min_version):
-        print("Upgrade pip, your version '{0}' "
-              "is outdated. Minimum required version is '{1}':\n{2}".format(pip.__version__,
-                                                                            min_version,
-                                                                            GET_PIP))
-        sys.exit(1)
-
-    return True
-
-
 def fetch_requirements(requirements_file_path):
     """
     Return a list of requirements and links by parsing the provided requirements file.
@@ -96,21 +60,23 @@ def fetch_requirements(requirements_file_path):
     reqs = []
 
     def _get_link(line):
-        vcs_prefixes = ['git+', 'svn+', 'hg+', 'bzr+']
+        vcs_prefixes = ["git+", "svn+", "hg+", "bzr+"]
 
         for vcs_prefix in vcs_prefixes:
-            if line.startswith(vcs_prefix) or line.startswith('-e %s' % (vcs_prefix)):
-                req_name = re.findall('.*#egg=(.+)([&|@]).*$', line)
+            if line.startswith(vcs_prefix) or line.startswith("-e %s" % (vcs_prefix)):
+                req_name = re.findall(".*#egg=(.+)([&|@]).*$", line)
 
                 if not req_name:
-                    req_name = re.findall('.*#egg=(.+?)$', line)
+                    req_name = re.findall(".*#egg=(.+?)$", line)
                 else:
                     req_name = req_name[0]
 
                 if not req_name:
-                    raise ValueError('Line "%s" is missing "#egg=<package name>"' % (line))
+                    raise ValueError(
+                        'Line "%s" is missing "#egg=<package name>"' % (line)
+                    )
 
-                link = line.replace('-e ', '').strip()
+                link = line.replace("-e ", "").strip()
                 return link, req_name[0]
             elif vcs_prefix in line and line.count("@") == 2:
                 # PEP 440 direct reference: <package name>@ <url>@version
@@ -121,11 +87,11 @@ def _get_link(line):
 
         return None, None
 
-    with open(requirements_file_path, 'r') as fp:
+    with open(requirements_file_path, "r") as fp:
         for line in fp.readlines():
             line = line.strip()
 
-            if line.startswith('#') or not line:
+            if line.startswith("#") or not line:
                 continue
 
             link, req_name = _get_link(line=line)
@@ -135,9 +101,6 @@ def _get_link(line):
             else:
                 req_name = line
 
-                if ';' in req_name:
-                    req_name = req_name.split(';')[0].strip()
-
             reqs.append(req_name)
 
     return (reqs, links)
@@ -150,7 +113,7 @@ def apply_vagrant_workaround():
     Note: Without this workaround, setup.py sdist will fail when running inside a shared directory
     (nfs / virtualbox shared folders).
     """
-    if os.environ.get('USER', None) == 'vagrant':
+    if os.environ.get("USER", None) == "vagrant":
         del os.link
 
 
@@ -159,14 +122,13 @@ def get_version_string(init_file):
     Read __version__ string for an init file.
     """
 
-    with open(init_file, 'r') as fp:
+    with open(init_file, "r") as fp:
         content = fp.read()
-        version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
-                                  content, re.M)
+        version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]", content, re.M)
         if version_match:
             return version_match.group(1)
 
-        raise RuntimeError('Unable to find version string in %s.' % (init_file))
+        raise RuntimeError("Unable to find version string in %s." % (init_file))
 
 
 # alias for get_version_string