class collections.abc.MutableMapping ABCs for read-only and mutable mappings.

extendleft(iterable) Extend the left side of the deque by appending elements from iterable. Note, the series of left

peek() If self is alive then return the tuple (obj, func, args, kwargs). If self is dead then

somenamedtuple._fields Tuple of strings listing the field names. Useful for introspection and for creating new named tuple types

class types.ModuleType(name, doc=None) The type of modules. Constructor takes the name

classmethod date.fromordinal(ordinal) Return the date corresponding to the proleptic Gregorian ordinal, where January 1 of year

timezone.tzname(dt) Return the fixed value specified when the timezone instance is constructed or a string ‘UTCsHH:MM’

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

time.__str__() For a time t, str(t) is equivalent to t.isoformat().

array.typecode The typecode character used to create the array.