Test type inference for str/str binary operations
Test type inference for str/str binary operations

Microsoft/Pyjion,DinoV/Pyjion-1,brettcannon/Pyjion,Microsoft/Pyjion,Microsoft/Pyjion,DinoV/Pyjion-1,brettcannon/Pyjion,DinoV/Pyjion-1,DinoV/Pyjion-1,brettcannon/Pyjion,Microsoft/Pyjion