Use compose to model a valid requirement string.

jaraco · Dec 30, 2022 · ed84f7b · ed84f7b
1 parent abe1aa0
commit ed84f7b
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/pip_run/scripts.py b/pip_run/scripts.py
@@ -9,6 +9,10 @@
 import packaging.requirements
 import jaraco.text
 from jaraco.context import suppress
+from jaraco.functools import compose
+
+
+ValidRequirementString = compose(str, packaging.requirements.Requirement)
 
 
 class Dependencies(list):
@@ -22,9 +26,7 @@ def load(cls, items):
         """
         Construct self from items, validated as requirements.
         """
-        reqs = map(packaging.requirements.Requirement, items)
-        strings = map(str, reqs)
-        return cls(strings)
+        return cls(map(ValidRequirementString, items))
 
 
 class DepsReader:

diff --git a/setup.cfg b/setup.cfg
@@ -28,6 +28,7 @@ install_requires =
 	jaraco.text
 	platformdirs
 	importlib_resources; python_version < "3.9"
+	jaraco.functools
 
 [options.packages.find]
 exclude =