Catch missing imports

download.py

@@ -1,5 +1,11 @@
-import yt_dlp as yt
-from plyer import notification
+try:
+    import yt_dlp as yt
+    from plyer import notification
+except:
+    import os
+    script_dir = os.path.dirname(os.path.realpath(__file__))
+    print("Please install dependances.\n" + 
+          "This can be done with the command 'pip3 install -r " + script_dir + "/requierments.txt'")
 
 def get(yt_url):
     ytdl_options = {