Make schema.Invalid more Pythonic
Instead of accepting a format-style string plus variadic parameters, accept a single string in the schema.Invalid constructor, to make that exception closer to other Python exception classes.
Ref. FASTMOVING-1133
Instead of accepting a format-style string plus variadic parameters, accept a single string in the schema.Invalid constructor, to make that exception closer to other Python exception classes.
Ref. FASTMOVING-1133