parameters: (self, parent)
docstring: To be overridden by specific tool.
docstring_summary: To be overridden by specific tool.
docstring_tokens: To be overridden by specific tool .
function: def __init__(self, parent):
          """
          To be overridden by specific tool.
          """
          self.init_common('select', parent, 'Selection tool',
                           info='Select objects in cancvas',
                           is_textbutton=True,
                           )
function_tokens: def __init__ ( self , parent ) : self . init_common ( 'select' , parent , 'Selection tool' , info = 'Select objects in cancvas' , is_textbutton = True , )