date.__format__(format) Same as date.strftime(). This makes it possible to specify a format string for a date
array.pop([i]) Removes the item with the index i from the array and returns it. The optional argument defaults to -1
weakref.ReferenceType The type object for weak references objects.
array.fromlist(list) Append items from the list. This is equivalent to for x in list: a.append(x) except that if
time.resolution The smallest possible difference between non-equal time objects, timedelta(microseconds=1)
bisect.insort(a, x, lo=0, hi=len(a)) Similar to insort_left(), but inserting x in a after any
reprlib.aRepr This is an instance of Repr which is used to provide the repr() function described below
heapq.heappop(heap) Pop and return the smallest item from the heap, maintaining the heap invariant. If the heap is
copy.copy(x) Return a shallow copy of x.
time.max The latest representable time, time(23, 59, 59, 999999).
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