Datetime fix

README.md

@@ -456,8 +456,8 @@ from itertools import product, combinations, combinations_with_replacement, perm
 
 Datetime
 --------
-* **Module Datetime provides Date (`<D>`), Time (`<T>`) and Datetime (`<DT>`) classes.**
-* **Time and Datetime can be 'aware' (`<a>`), meaning they have defined timezone, or 'naive' (`<n>`), meaning they don't.**
+* **Module Datetime provides 'date' `<D>`, 'time' `<T>` and 'datetime' `<DT>` classes.**
+* **Time and datetime can be 'aware' `<a>`, meaning they have defined timezone, or 'naive' `<n>`, meaning they don't.**
 
 ```python
 # $ pip3 install pytz
@@ -467,10 +467,10 @@ import pytz
 
 ### Constructors
 ```python
-<date>      = date(year, month, day)
-<time>      = time(hour=0, minute=0, second=0, microsecond=0, tzinfo=None, fold=0)
-<datetime>  = datetime(year, month, day, hour=0, minute=0, second=0, microsecond=0, tzinfo=None, fold=0)
-<timedelta> = timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0)
+<D>  = date(year, month, day)
+<T>  = time(hour=0, minute=0, second=0, microsecond=0, tzinfo=None, fold=0)
+<DT> = datetime(year, month, day, hour=0, minute=0, second=0, microsecond=0, tzinfo=None, fold=0)
+<TD> = timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0)
 ```
 * **`'fold=1'` means second pass in case of time jumping back for one hour.**
 * **Use `'<D/DT>.weekday()'` to get day of the week (Mon == 0).**