date.strftime(format) Return a string representing the date, controlled by an explicit format string. Format codes referring

index(x[, start[, stop]]) Return the position of x in the deque (at or after index start and before index

class calendar.LocaleTextCalendar(firstweekday=0, locale=None) This subclass of TextCalendar can be passed a locale

array.index(x) Return the smallest i such that i is the index of the first occurrence of x in the

class collections.abc.ValuesView ABCs for mapping, items, keys, and values views.

maxlen Maximum size of a deque or None if unbounded.

calendar.setfirstweekday(weekday) Sets the weekday (0 is Monday, 6 is Sunday) to start each week.

time.tzname() If tzinfo is None, returns None, else returns self.tzinfo.tzname(None)

types.CoroutineType The type of coroutine objects, created by async def

popleft() Remove and return an element from the left side of the deque. If no elements are present, raises an