Fixed two bugs

Author: Maksim Latysh

lib/sqlalchemy/sql/sqltypes.py

@@ -1718,7 +1718,7 @@ def adapt(  # type: ignore
         kw["_disable_warnings"] = True
         return super().adapt(impltype, **kw)
 
-    def _should_create_constraint(self, compiler: Compiled, kw: Any) -> bool:
+    def _should_create_constraint(self, compiler: Compiled, **kw: Any) -> bool:
         if not self._is_impl_for_variant(compiler.dialect, kw):
             return False
         return (
@@ -1862,7 +1862,7 @@ def bind_processor(
         self, dialect: Dialect
     ) -> Optional[_BindProcessorType[_T]]:
         impl_processor = self.impl_instance.bind_processor(dialect)
-        dumps = self.pickler.dusmps
+        dumps = self.pickler.dumps
         protocol = self.protocol
         if impl_processor:
             fixed_impl_processor = impl_processor