TypeError: __init __ () got unexpected keyword argument '__no_builder' Kivy

I am trying to add def __init__(self)

to my code and when I run the kivy program I get this:

Traceback (most recent call last):
   File "/Users/acrobat/Desktop/dive/test.py", line 78, in <module>
     ''')
   File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/kivy/lang.py", line 1921, in load_string
     self._apply_rule(widget, parser.root, parser.root)
   File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/kivy/lang.py", line 2085, in _apply_rule
     self._apply_rule(child, crule, rootrule)
   File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/kivy/lang.py", line 2082, in _apply_rule
     child = cls(__no_builder=False)
 TypeError: __init__() got an unexpected keyword argument '__no_builder'

      

Here is the code: def __init__(self)

is in a class PlayerImage

, which is the widgets I am trying to move around the screen

class PlayerImage(Image):
    angle = NumericProperty(0)

    def __init__(self):
        super().__init__()


    def on_touch_down(self, touch):
        # self.currentstate = self.states["person.zip/"]
        Animation.cancel_all(self)
        angle = degrees(atan2(touch.y - self.center_y,
                              touch.x - self.center_x))

        Animation(center=touch.pos, angle=angle).start(self)
        # self.currentstate = self.states["personred/rest.png/"]

      

I am not using kv lang file, so here is my assembly code:

root = Builder.load_string('''
Widget:
    Widget:
        PlayerImage:
            source: './rpgArt/person.zip'
            allow_stretch: True
            keep_ratio: True
        PlayerImage2:
            source: './rpgArt/personred.zip'
            allow_stretch: True
            keep_ratio: True
''')

      

EDIT : Added kivy tag

+3


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1 answer


Replace:

def __init__(self):
    super().__init__()

      

FROM

def __init__(self, **kwargs): 
    super(PlayerImage, self).__init__(**kwargs)

      



You are subclassing an object without passing in the keyword arguments that Kivy requires.

I also don't think __init__()

Kivy is required, I think it can automatically look for it from you from the parent, but I'm not sure.

Edited: As Kevin said in the comments, since you are using Python 3, you can use null arguments super()

, which would be just as valid.

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