Update error mapping (PyMySQL#873)

Author: methane

pymysql/constants/ER.py

@@ -1,4 +1,3 @@
-
 ERROR_FIRST = 1000
 HASHCHK = 1000
 NISAMCHK = 1001

pymysql/err.py

@@ -83,7 +83,8 @@ def _map_error(exc, *errors):
            )
 _map_error(DataError, ER.WARN_DATA_TRUNCATED, ER.WARN_NULL_TO_NOTNULL,
            ER.WARN_DATA_OUT_OF_RANGE, ER.NO_DEFAULT, ER.PRIMARY_CANT_HAVE_NULL,
-           ER.DATA_TOO_LONG, ER.DATETIME_FUNCTION_OVERFLOW)
+           ER.DATA_TOO_LONG, ER.DATETIME_FUNCTION_OVERFLOW, ER.TRUNCATED_WRONG_VALUE_FOR_FIELD,
+           ER.ILLEGAL_VALUE_FOR_TYPE)
 _map_error(IntegrityError, ER.DUP_ENTRY, ER.NO_REFERENCED_ROW,
            ER.NO_REFERENCED_ROW_2, ER.ROW_IS_REFERENCED, ER.ROW_IS_REFERENCED_2,
            ER.CANNOT_ADD_FOREIGN, ER.BAD_NULL_ERROR)