Problem: Error message for wrong argument type is not specific.
Solution: Include more information in the error. (Yegappan Lakshmanan,
closesvim/vim#11037)
8deb2b30c7
Skip reduce() and deepcopy() changes because of missing patches.
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Problem: Checks for Dictionary argument often give a vague error message.
Solution: Give a useful error message. (Yegappan Lakshmanan, closesvim/vim#11009)
04c4c5746e
Cherry-pick removal of E922 from docs from patch 9.0.1403.
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>