CLN str.replace -> .name attribute for ImportError (pandas-dev#43013)

Co-authored-by: Jim Bradley <[email protected]>

Author: a2435191

pandas/__init__.py

@@ -24,8 +24,7 @@
 try:
     from pandas._libs import hashtable as _hashtable, lib as _lib, tslib as _tslib
 except ImportError as e:  # pragma: no cover
-    # hack but overkill to use re
-    module = str(e).replace("cannot import name ", "")
+    module = e.name
     raise ImportError(
         f"C extension: {module} not built. If you want to import "
         "pandas from the source directory, you may need to run "