class enum.Enum Base class for creating enumerated constants. See section Functional API for an alternate construction syntax

reprlib.aRepr This is an instance of Repr which is used to provide the repr() function described below

bisect.insort(a, x, lo=0, hi=len(a)) Similar to insort_left(), but inserting x in a after any

class datetime.date(year, month, day) All arguments are required. Arguments may be integers, in the following ranges:

time.max The latest representable time, time(23, 59, 59, 999999).

class collections.deque([iterable[, maxlen]]) Returns a new deque object initialized left-to-right (using append())

copy.copy(x) Return a shallow copy of x.

array.pop([i]) Removes the item with the index i from the array and returns it. The optional argument defaults to -1