diff --git a/Lib/antigravity.py b/Lib/antigravity.py
index 6dc520733577af..233b6d00f3799f 100644
--- a/Lib/antigravity.py
+++ b/Lib/antigravity.py
@@ -2,7 +2,8 @@
 import webbrowser
 import hashlib
 
-webbrowser.open("https://xkcd.com/353/")
+if __name__ == '__main__':
+    webbrowser.open("https://xkcd.com/353/")
 
 def geohash(latitude, longitude, datedow):
     '''Compute geohash() using the Munroe algorithm.
@@ -12,6 +13,8 @@ def geohash(latitude, longitude, datedow):
 
     '''
     # https://xkcd.com/426/
+    if isinstance(datedow, str):
+        datedow = datedow.encode('utf-8')
     h = hashlib.md5(datedow, usedforsecurity=False).hexdigest()
     p, q = [('%f' % float.fromhex('0.' + x)) for x in (h[:16], h[16:32])]
     print('%d%s %d%s' % (latitude, p[1:], longitude, q[1:]))