Remove unnecessary slices.

src/pip/_internal/utils/packaging.py

@@ -24,7 +24,7 @@ def check_requires_python(requires_python, version_info):
  """
  Check if the given Python version matches a `requires_python` specifier.
 
- :param version_info: A tuple of ints representing the Python
+ :param version_info: A 3-tuple of ints representing the Python
  major-minor-micro version to check (e.g. `sys.version_info[:3]`).
 
  Returns `True` if the version of python in use matches the requirement.
@@ -38,8 +38,7 @@ def check_requires_python(requires_python, version_info):
  return True
  requires_python_specifier = specifiers.SpecifierSet(requires_python)
 
- # We only use major.minor.micro
- python_version = version.parse('.'.join(map(str, version_info[:3])))
+ python_version = version.parse('.'.join(map(str, version_info)))
  return python_version in requires_python_specifier
 
 
@@ -61,7 +60,7 @@ def get_metadata(dist):
 
 def check_dist_requires_python(dist, version_info):
  """
- :param version_info: A tuple of ints representing the Python
+ :param version_info: A 3-tuple of ints representing the Python
  major-minor-micro version to check (e.g. `sys.version_info[:3]`).
  """
  pkg_info_dict = get_metadata(dist)
@@ -74,7 +73,7 @@ def check_dist_requires_python(dist, version_info):
  "%s requires Python '%s' but the running Python is %s" % (
  dist.project_name,
  requires_python,
- '.'.join(map(str, version_info[:3])),)
+ '.'.join(map(str, version_info)),)
  )
  except specifiers.InvalidSpecifier as e:
  logger.warning(