fix self for thirdparty (#646)

Author: elazarg

third_party/2/pymssql.pyi

@@ -18,7 +18,7 @@ class Cursor(object):
     def __init__(self) -> None: ...
     def __iter__(self): ...
     def __next__(self) -> Any: ...
-    def callproc(procname: str, **kwargs) -> None: ...
+    def callproc(self, procname: str, **kwargs) -> None: ...
     def close(self) -> None: ...
     def execute(self, stmt: str,
                 params: Optional[Union[Scalar, Tuple[Scalar, ...],

third_party/3/pkg_resources.pyi

@@ -226,12 +226,12 @@ def get_provider(package_or_requirement: str) -> IResourceProvider: ...
 def get_provider(package_or_requirement: Requirement) -> Distribution: ...
 
 class IMetadataProvider:
-    def has_metadata(name: str) -> bool: ...
-    def metadata_isdir(name: str) -> bool: ...
-    def metadata_listdir(name: str) -> List[str]: ...
-    def get_metadata(name: str) -> str: ...
-    def get_metadata_lines(name: str) -> Generator[List[str], None, None]: ...
-    def run_script(script_name: str, namespace: Dict[str, Any]) -> None: ...
+    def has_metadata(self, name: str) -> bool: ...
+    def metadata_isdir(self, name: str) -> bool: ...
+    def metadata_listdir(self, name: str) -> List[str]: ...
+    def get_metadata(self, name: str) -> str: ...
+    def get_metadata_lines(self, name: str) -> Generator[List[str], None, None]: ...
+    def run_script(self, script_name: str, namespace: Dict[str, Any]) -> None: ...
 
 
 class ResolutionError(Exception): ...