pip: Loop over dict items

Fixes PLC0206

Author: bbhtt

pip/flatpak-pip-generator.py

@@ -370,8 +370,8 @@ def fprint(string: str) -> None:
         files[name].append(filename)
 
     # Delete redundant sources, for vcs sources
-    for name in files:
-        if len(files[name]) > 1:
+    for name, files_list in files.items():
+        if len(files_list) > 1:
             zip_source = False
             for f in files[name]:
                 if f.endswith(".zip"):