code: def object_exists_in_project(obj_id, proj_id):
      '''
      :param obj_id: object ID
      :type obj_id: str
      :param proj_id: project ID
      :type proj_id: str
  
      Returns True if the specified data object can be found in the specified
      project.
      '''
      if obj_id is None:
          raise ValueError("Expected obj_id to be a string")
      if proj_id is None:
          raise ValueError("Expected proj_id to be a string")
      if not is_container_id(proj_id):
          raise ValueError('Expected %r to be a container ID' % (proj_id,))
      return try_call(dxpy.DXHTTPRequest, '/' + obj_id + '/describe', {'project': proj_id})['project'] == proj_if object_exists_in_project(obj_id, proj_id):
      '''
      :param obj_id: object ID
      :type obj_id: str
      :param proj_id: project ID
      :type proj_id: str
  
      Returns True if the specified data object can be found in the specified
      project.
      '''
      if obj_id is None:
          raise ValueError("Expected obj_id to be a string")
      if proj_id is None:
          raise ValueError("Expected proj_id to be a string")
      if not is_container_id(proj_id):
          raise ValueError('Expected %r to be a container ID' % (proj_id,))
      return try_call(dxpy.DXHTTPRequest, '/' + obj_id + '/describe', {'project': proj_id})['project'] == proj_id
docs: :param obj_id: object ID
      :type obj_id: str
      :param proj_id: project ID
      :type proj_id: str
  
      Returns True if the specified data object can be found in the specified
      project.