parameters: (self, selection_type=SelectionType.CHARACTERS)
docstring: Take the current cursor position as the start of this selection.
docstring_summary: Take the current cursor position as the start of this selection.
docstring_tokens: Take the current cursor position as the start of this selection .
function: def start_selection(self, selection_type=SelectionType.CHARACTERS):
          """
          Take the current cursor position as the start of this selection.
          """
          self.selection_state = SelectionState(self.cursor_position, selection_type)
function_tokens: def start_selection ( self , selection_type = SelectionType . CHARACTERS ) : self . selection_state = SelectionState ( self . cursor_position , selection_type )