擅长:python、mysql、java
<p>根据需要编辑。在</p>
<p>在主.py在</p>
<pre><code>from kivy.uix.button import Button
from kivy.app import App
from kivy.uix.gridlayout import GridLayout
from kivy.lang import Builder
class Grid(GridLayout):
pass
presentation = Builder.load_file("main.kv")
class UcoeApp(App):
def build(self):
return Grid()
UcoeApp().run()
</code></pre>
<p>在主电压kv在</p>
^{pr2}$