Merge pull request pypa#1000 from techalchemy/bugfix/998-pyenv-prerel…

…ease

Ignore prerelease python installs from pyenv

pipenv/cli.py

@@ -392,13 +392,20 @@ def activate_pyenv():
  """Adds all pyenv installations to the PATH."""
  if PYENV_INSTALLED:
  if PYENV_ROOT:
+ pyenv_paths = {}
  for found in glob(
- '{0}{1}versions{1}*{1}bin'.format(
+ '{0}{1}versions{1}*'.format(
  PYENV_ROOT,
  os.sep
  )
  ):
- add_to_path(found)
+ pyenv_paths[os.path.split(found)[1]] = '{0}{1}bin'.format(found, os.sep)
+
+ for version_str, pyenv_path in pyenv_paths.items():
+ version = pip._vendor.packaging.version.parse(version_str)
+ if version.is_prerelease and pyenv_paths.get(version.base_version):
+ continue
+ add_to_path(pyenv_path)
  else:
  click.echo(
  '{0}: PYENV_ROOT is not set. New python paths will '