auto-positioner.kv

# File name: autopositioner.py


AutoPositionerRoot:		

<MmpModule>:

	orientation: 'vertical'
	id: mmp1
	
	BoxLayout: # This should probably be in Root
	
		id: bl_super
	
		height: '90dp'
		size_hint_y: None
		padding: 10, 10
		
		BoxLayout:
			
			id: bl1
		
			orientation: 'vertical'
			Button: 
			Button:
			Button:
			
		BoxLayout:
		
			id: bl2
		
			orientation: 'vertical'
			
			Button:
      
        # - - - - -
        
        # The button text I'm trying to change
        
        # - - - - -
			
				id: machine_name
				
			Button:
			
				id: model_button
	
<AutoPositionerRoot>:

	orientation: 'vertical'
	
	MmpModule
	
	Image:
	
		source: 'data/cat.jpg'

auto-positioner.py

import libs.apa_database
import inspect
from kivy.app import App
from kivy.uix.boxlayout import BoxLayout
from kivy.properties import ObjectProperty, StringProperty, Property
#from kivy.uix.screenmanager import ScreenManager, Screen, FadeTransition



class AutoPositionerRoot(BoxLayout):
	def __init__(self, **kwargs):
		super(AutoPositionerRoot, self).__init__(**kwargs)
    
    # # # # # #
    
		e = MmpModule()
		f = MmpModule()
		e.machine_name.text = 'Wow'
    
    # - - - - -
    
    # Brings "AttributeError: 'str' object has no attribute 'text'"
    
    # - - - - -
    
		self.add_widget(e)
		self.add_widget(f)
    
    # # # # # #
    
    # # # # # #
			
class MmpModule(BoxLayout):
	machine_name = StringProperty()
	def __init__(self, **kwargs):
		super(MmpModule, self).__init__(**kwargs)
		self.machine_name = 'I-34'
		self.model_name = 'CSEG'
		
class AutopositionerApp(App):
	def build(self):
		AutoPositionerRoot()
		
		
if __name__ == '__main__':
	AutopositionerApp().run()