ups?

Author: maurycy

pyperformance/_pyproject_toml.py

@@ -167,7 +167,7 @@ def _normalize_project(data, rootdir, name, requirefiles, **_ignored):
     key = 'readme'
     if key in data:
         readme = data[key]
-        if isinstance(readme, 'str'):
+        if isinstance(readme, str):
             readme = data[key] = {'file': readme}
         # XXX Check the suffix.
         # XXX Handle 'content-type'.