Deleted spaces from parameters list in example

Author: Remit

pandas/tseries/frequencies.py

@@ -148,7 +148,7 @@ def infer_freq(index, warn: bool = True) -> Optional[str]:
 
     Examples
     --------
-    >>> idx = pd.date_range(start = '2020/12/01', end = '2020/12/30', periods = 30)
+    >>> idx = pd.date_range(start='2020/12/01', end='2020/12/30', periods=30)
     >>> pd.infer_freq(idx)
     'D'
     """