Log Message:
py-pendulum: updated to 2.1.0

2.1.0:

Added
Added better typing and PEP-561 compliance
Added the is_anniversary() method as an alias of is_birthday()

Changed
Dropped support for Python 3.4.
is_utc() will now return True for any datetime with an offset of 0, similar to \ 
the behavior in the 1.* versions
Duration.in_words() will now return 0 milliseconds for empty durations.

Fixed
Fixed various issues with timezone transitions for some edge cases
Fixed out of bound detection for nth_of("month")
Fixed an error where extra text was accepted in from_format()
Fixed a recursion error when adding time to a DateTime with a fixed timezone
Fixed errors where Period instances were not properly compared to other classes, \ 
especially timedelta instances
Fixed deprecation warnings due to internal regexps
Fixed an error where the test() helper would not unset the test instance when an \ 
exception was raised
Fixed an error where the week_of_month attribute was not returning the correct value
Fixed an error in the way the Z ISO-8601 UTC designator was not parsed as UTC

Locales
Added the nl locale.
Added the it locale.
Added the id locale.
Added the nb locale.
Added the nn locale.