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_tkinter.TclError: no display name and no $DISPLAY environment variable Matplotlib is currently using agg, which is non-GUI backend I wrotea bookin which I share everything I know about how to become a better, more efficient programmer. ...
Tkinter App - TypeError: can only concatenate str (not "StringVar") to str Solution: It is recommended that the input inzipbe in integer format. To convert it into a string, you can usestr(). url = 'https://api.openweathermap.org/data/2.5/weather?zip=' + str(zip) + 'us&appid=...