python TypeError: unsupported operand type(s) for +: 'geoprocessing value object' and 'str'
TypeError: unsupported operand type(s) for +: 'geoprocessing value object' and 'str' if self.params[0].value: mypath=self.params[0].value # cpath=mypath+os.sep+dataset arcpy.env.workspace =cpath 修改如下: if self.params[0].value: mypath=str(self.params[0].value) # cpath=mypath+os.sep+dataset arcpy.env.workspace =cpath