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Diffstat (limited to 'pip/_vendor/distlib/metadata.py')
| -rw-r--r-- | pip/_vendor/distlib/metadata.py | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/pip/_vendor/distlib/metadata.py b/pip/_vendor/distlib/metadata.py index ef3b1d6b3..8441d8fef 100644 --- a/pip/_vendor/distlib/metadata.py +++ b/pip/_vendor/distlib/metadata.py @@ -1006,7 +1006,18 @@ class Metadata(object): if self._legacy: self._legacy.add_requirements(requirements) else: - self._data.setdefault('run_requires', []).extend(requirements) + run_requires = self._data.setdefault('run_requires', []) + always = None + for entry in run_requires: + if 'environment' not in entry and 'extra' not in entry: + always = entry + break + if always is None: + always = { 'requires': requirements } + run_requires.insert(0, always) + else: + rset = set(always['requires']) | set(requirements) + always['requires'] = sorted(rset) def __repr__(self): name = self.name or '(no name)' |