classifiers metadata name should be Classifier instead of `Classifi…

…ers` https://packaging.python.org/specifications/core-metadata/#classifier-multiple-use I've downloaded `Flask` and `requests` from PyPI, they all show `Classifier` in wheel metadata
PyO3 · May 31, 2021 · 099f6bd · 099f6bd
1 parent 66b7d91
commit 099f6bd
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/metadata.rs b/src/metadata.rs
@@ -351,7 +351,7 @@ impl Metadata21 {
         add_vec("Supported-Platform", &self.supported_platform);
         add_vec("Platform", &self.platform);
         add_vec("Supported-Platform", &self.supported_platform);
-        add_vec("Classifiers", &self.classifiers);
+        add_vec("Classifier", &self.classifiers);
         add_vec("Requires-Dist", &self.requires_dist);
         add_vec("Provides-Dist", &self.provides_dist);
         add_vec("Obsoletes-Dist", &self.obsoletes_dist);
@@ -532,7 +532,7 @@ mod test {
             Metadata-Version: 2.1
             Name: info-project
             Version: 0.1.0
-            Classifiers: Programming Language :: Python
+            Classifier: Programming Language :: Python
             Requires-Dist: flask~=1.1.0
             Requires-Dist: toml==0.10.0
             Summary: A test project
@@ -591,7 +591,7 @@ mod test {
             Metadata-Version: 2.1
             Name: info-project
             Version: 0.1.0
-            Classifiers: Programming Language :: Python
+            Classifier: Programming Language :: Python
             Requires-Dist: flask~=1.1.0
             Requires-Dist: toml==0.10.0
             Summary: A test project
@@ -639,7 +639,7 @@ mod test {
             Metadata-Version: 2.1
             Name: info
             Version: 0.1.0
-            Classifiers: Programming Language :: Python
+            Classifier: Programming Language :: Python
             Summary: A test project
             Home-Page: https://example.org
             Author: konstin <konstin@mailbox.org>