Consolidate behavior now that it fits on one line.

Author: jaraco

pkg_resources/__init__.py

@@ -3141,12 +3141,12 @@ def join_continuation(lines):
 
 
 def parse_requirements(strs):
-    """Yield ``Requirement`` objects for each specification in `strs`
+    """
+    Yield ``Requirement`` objects for each specification in `strs`.
 
     `strs` must be a string, or a (possibly-nested) iterable thereof.
     """
-    lines = map(drop_comment, yield_lines(strs))
-    return map(Requirement, join_continuation(lines))
+    return map(Requirement, join_continuation(map(drop_comment, yield_lines(strs))))
 
 
 class RequirementParseError(packaging.requirements.InvalidRequirement):