Clarify which version of pip we're seeing

docs/html/conf.py

@@ -94,7 +94,8 @@ with open(pip_init) as f:
 # We have this here because readthedocs plays tricks sometimes and there seems
 # to be a heisenbug, related to the version of pip discovered. This is here to
 # help debug that if someone decides to do that in the future.
-print(version)
+print("pip version:", version)
+print("pip release:", release)
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.