fix typo in guide (google#218)

David Caron · dbieber · commit 192c020d301f · 2020-01-28T13:23:58.000-08:00
* fix typo in guide

- `{name: David}` -&gt; `{name:David}` (no space)
diff --git a/docs/guide.md b/docs/guide.md
@@ -595,7 +595,7 @@ $ python example.py [1,2]
 list
 $ python example.py True
 bool
-$ python example.py {name: David}
+$ python example.py {name:David}
 dict
 ```
 
