Update Python/Module6_Testing/Hypothesis.md

Co-authored-by: Zac Hatfield-Dodds <zac.hatfield.dodds@gmail.com>

Author: rsokl

Python/Module6_Testing/Hypothesis.md

@@ -430,7 +430,7 @@ The "pipe" operator, `|` can be used between strategies, to chain `st.one_of` ca
 <!-- #endregion -->
 
 <!-- #region -->
-#### `st.sampled_from`
+#### `st.sampled_from()`
 
 [st.sampled_from](https://hypothesis.readthedocs.io/en/latest/data.html#hypothesis.strategies.sampled_from) accepts a collection of objects (anything that has a length and supports integer-based indexing is a collection; e.g. lists, tuples, strings, and NumPy arrays). The strategy will return values that are sampled from this collection.