Fix __bool__

harupy · harupy · commit 49afd8c45ca6 · 2021-08-07T00:58:21.000+09:00
Signed-off-by: harupy &lt;hkawamura0130@gmail.com&gt;
diff --git a/src/pip/_internal/exceptions.py b/src/pip/_internal/exceptions.py
@@ -181,7 +181,7 @@ def __str__(self) -> str:
         return ''
 
     def __bool__(self) -> bool:
-        return self.__nonzero__()
+        return bool(self.errors)
 
 
 class HashError(InstallationError):
