✏️ Editing: sequence.py Read Only

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"""Sequence Interfaces

Importing this module does *not* mark any standard classes
as implementing any of these interfaces.
"""

__docformat__ = 'restructuredtext'
from zope.interface import Interface

class IMinimalSequence(Interface):
    """Most basic sequence interface.

All sequences are iterable.  This requires at least one of the
    following:

- a `__getitem__()` method that takes a single argument; integer
      values starting at 0 must be supported, and `IndexError` should
      be raised for the first index for which there is no value, or

- an `__iter__()` method that returns an iterator as defined in
      the Python documentation (http://docs.python.org/lib/typeiter.html).

"""

def __getitem__(index):
        """``x.__getitem__(index) <==> x[index]``

Declaring this interface does not specify whether `__getitem__`
        supports slice objects."""

class IFiniteSequence(IMinimalSequence):

def __len__():
        """``x.__len__() <==> len(x)``"""

class IReadSequence(IFiniteSequence):
    """read interface shared by tuple and list"""

def __contains__(item):
        """``x.__contains__(item) <==> item in x``"""

def __lt__(other):
        """``x.__lt__(other) <==> x < other``"""

def __le__(other):
        """``x.__le__(other) <==> x <= other``"""

def __eq__(other):
        """``x.__eq__(other) <==> x == other``"""

def __ne__(other):
        """``x.__ne__(other) <==> x != other``"""

def __gt__(other):
        """``x.__gt__(other) <==> x > other``"""

def __ge__(other):
        """``x.__ge__(other) <==> x >= other``"""

def __add__(other):
        """``x.__add__(other) <==> x + other``"""

def __mul__(n):
        """``x.__mul__(n) <==> x * n``"""

def __rmul__(n):
        """``x.__rmul__(n) <==> n * x``"""

def __getslice__(i, j):
        """``x.__getslice__(i, j) <==> x[i:j]``

Use of negative indices is not supported.

Deprecated since Python 2.0 but still a part of `UserList`.
        """

class IExtendedReadSequence(IReadSequence):
    """Full read interface for lists"""

def count(item):
        """Return number of occurrences of value"""

def index(item, *args):
        """index(value, [start, [stop]]) -> int

Return first index of *value*
        """

class IUniqueMemberWriteSequence(Interface):
    """The write contract for a sequence that may enforce unique members"""

def __setitem__(index, item):
        """``x.__setitem__(index, item) <==> x[index] = item``

Declaring this interface does not specify whether `__setitem__`
        supports slice objects.
        """

def __delitem__(index):
        """``x.__delitem__(index) <==> del x[index]``

Declaring this interface does not specify whether `__delitem__`
        supports slice objects.
        """

def __setslice__(i, j, other):
        """``x.__setslice__(i, j, other) <==> x[i:j] = other``

Use of negative indices is not supported.

Deprecated since Python 2.0 but still a part of `UserList`.
        """

def __delslice__(i, j):
        """``x.__delslice__(i, j) <==> del x[i:j]``

Use of negative indices is not supported.

Deprecated since Python 2.0 but still a part of `UserList`.
        """
    def __iadd__(y):
        """``x.__iadd__(y) <==> x += y``"""

def append(item):
        """Append item to end"""

def insert(index, item):
        """Insert item before index"""

def pop(index=-1):
        """Remove and return item at index (default last)"""

def remove(item):
        """Remove first occurrence of value"""

def reverse():
        """Reverse *IN PLACE*"""

def sort(cmpfunc=None):
        """Stable sort *IN PLACE*; `cmpfunc(x, y)` -> -1, 0, 1"""

def extend(iterable):
        """Extend list by appending elements from the iterable"""

class IWriteSequence(IUniqueMemberWriteSequence):
    """Full write contract for sequences"""

def __imul__(n):
        """``x.__imul__(n) <==> x *= n``"""

class ISequence(IReadSequence, IWriteSequence):
    """Full sequence contract"""

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