diff options
Diffstat (limited to 'setuptools/installer.py')
| -rw-r--r-- | setuptools/installer.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/setuptools/installer.py b/setuptools/installer.py index 35bc3cc5..ba9cfce9 100644 --- a/setuptools/installer.py +++ b/setuptools/installer.py @@ -64,8 +64,11 @@ def fetch_build_egg(dist, req): pkg_resources.get_distribution('wheel') except pkg_resources.DistributionNotFound: dist.announce('WARNING: The wheel package is not available.', log.WARN) - if not isinstance(req, pkg_resources.Requirement): - req = pkg_resources.Requirement.parse(req) + # Ignore environment markers: if we're here, it's needed. This ensure + # we don't try to ask pip for something like `babel; extra == "i18n"`, + # which would always be ignored. + req = pkg_resources.Requirement.parse(str(req)) + req.marker = None # Take easy_install options into account, but do not override relevant # pip environment variables (like PIP_INDEX_URL or PIP_QUIET); they'll # take precedence. |