import wx

class MainFrame(wx.Frame):
    def __init__(self, parent):
        super().__init__(parent)
    
        self.initUI()
        self.initLayout()

    def initUI(self):
        self.panel1 = wx.Panel(self)
        self.textCtrl1 = wx.TextCtrl(self.panel1)
        self.button1 = wx.Button(self.panel1, label='Mehet')
    
    def initLayout(self):
        rootBox = wx.BoxSizer(wx.HORIZONTAL)
        rootBox.Add(self.textCtrl1)
        rootBox.Add(self.button1)
        self.panel1.SetSizer(rootBox)

class SimpleApp(wx.App):
    def OnInit(self):
        frame = MainFrame(None)
        frame.Show()
        return True

app = SimpleApp()
app.MainLoop()