Button not working, but init is ok

get_oorp.py

@@ -9,22 +9,24 @@ import urllib
 
 class RadioParadise(object):
     def __init__(self):
-        self.title=None
-        self.artist=None
-        self.album=None
-        self.year=None
-        self.time=None
-        self.jpg_path=None
-
-    def rp_reload_api(self):
-        respons=requests.get("https://api.radioparadise.com/api/now_playing")
-        rp_dict=respons.json()
+        rp_dict=self.load_api()
         self.title=rp_dict["title"]
         self.artist=rp_dict["artist"]
         self.album=rp_dict["album"]
         self.year=rp_dict["year"]
         self.time=rp_dict["time"]
         self.jpg_path=rp_dict["cover"]
+        print(self.album)
+
+    def load_api(self):
+        respons=requests.get("https://api.radioparadise.com/api/now_playing")
+        rp_dict=respons.json()
+        return rp_dict
+
+
+    def get_list(self):
+        result=(self.title, self.artist, self.album, self.year, self.time)
+        return result
 
 class AlbumCover(RadioParadise):
     def __init__(self, path):
@@ -41,20 +43,37 @@ class AlbumCover(RadioParadise):
 
 
 class RPViewer(Tk):
-    def __init__(self, *args, **kwargs):
+    def __init__(self, radioparadise, *args, **kwargs):
         super().__init__(*args, **kwargs)
+        self.rp=radioparadise
         self.title("Radio Paradise Viewer")
         self.geometry("500x740")
         self.resizable(False,False)
+        self.label=Label(self, font="Arial, 14", text="Radio Paradise now playing:")
+        self.label.pack()
+        self.button_quit=Button(self, text="Quit", command=self.quit)
+        self.button_refresh=Button(self, text="Refresh", command=lambda: [self.rp.load_api(),self.refresh_textbox()])
+        self.button_quit.pack(side=BOTTOM)
+        self.button_refresh.pack(side=TOP)
+        self.font=Font(family="Arial", size=14)
+        self.textbox=Text(self, height=6, width=50, font=self.font)
+        self.textbox.insert("1.0", self.rp.get_list())
+        self.textbox.pack()
+
+    def quit(self):
+        exit()
+
+    def refresh_textbox(self):
+        self.textbox.delete("1.0", "end")
+        self.textbox.insert("1.0", self.rp.get_list())
 
 
 def main():
     rp_play=RadioParadise()
-    rp_play.rp_reload_api()
     print (rp_play.title)
     print(rp_play.artist)
     print (rp_play.time)
-    app=RPViewer()
+    app=RPViewer(rp_play)
     app.mainloop()
 
 if __name__=="__main__":