Use [''][:0] to declare a list of text.

jaraco · jaraco · commit 6bb3d630a3c4 · 2020-01-10T17:38:01.000-05:00
diff --git a/importlib_metadata/__init__.py b/importlib_metadata/__init__.py
@@ -441,7 +441,7 @@ class Prepared:
     normalized = ''
     prefix = ''
     suffixes = '.dist-info', '.egg-info'
-    exact_matches = []
+    exact_matches = [''][:0]
 
     def __init__(self, name):
         self.name = name
