removed 1st edition code

16-op-overloading/bingoaddable.py

@@ -1,86 +0,0 @@
-"""
-======================
-AddableBingoCage tests
-======================
-
-
-Tests for __add__:
-
-# BEGIN ADDABLE_BINGO_ADD_DEMO
-
-    >>> vowels = 'AEIOU'
-    >>> globe = AddableBingoCage(vowels)  # <1>
-    >>> globe.inspect()
-    ('A', 'E', 'I', 'O', 'U')
-    >>> globe.pick() in vowels  # <2>
-    True
-    >>> len(globe.inspect())  # <3>
-    4
-    >>> globe2 = AddableBingoCage('XYZ')  # <4>
-    >>> globe3 = globe + globe2
-    >>> len(globe3.inspect())  # <5>
-    7
-    >>> void = globe + [10, 20]  # <6>
-    Traceback (most recent call last):
-      ...
-    TypeError: unsupported operand type(s) for +: 'AddableBingoCage' and 'list'
-
-
-# END ADDABLE_BINGO_ADD_DEMO
-
-Tests for __iadd__:
-
-# BEGIN ADDABLE_BINGO_IADD_DEMO
-
-    >>> globe_orig = globe  # <1>
-    >>> len(globe.inspect())  # <2>
-    4
-    >>> globe += globe2  # <3>
-    >>> len(globe.inspect())
-    7
-    >>> globe += ['M', 'N']  # <4>
-    >>> len(globe.inspect())
-    9
-    >>> globe is globe_orig  # <5>
-    True
-    >>> globe += 1  # <6>
-    Traceback (most recent call last):
-      ...
-    TypeError: right operand in += must be 'AddableBingoCage' or an iterable
-
-# END ADDABLE_BINGO_IADD_DEMO
-
-"""
-
-# BEGIN ADDABLE_BINGO
-import itertools  # <1>
-
-from tombola import Tombola
-from bingo import BingoCage
-
-
-class AddableBingoCage(BingoCage):  # <2>
-
-    def __add__(self, other):
-        if isinstance(other, Tombola):  # <3>
-            return AddableBingoCage(self.inspect() + other.inspect())  # <6>
-        else:
-            return NotImplemented
-
-    def __iadd__(self, other):
-        if isinstance(other, Tombola):
-            other_iterable = other.inspect()  # <4>
-        else:
-            try:
-                other_iterable = iter(other)  # <5>
-            except TypeError:  # <6>
-                self_cls = type(self).__name__
-                msg = "right operand in += must be {!r} or an iterable"
-                raise TypeError(msg.format(self_cls))
-        self.load(other_iterable)  # <7>
-        return self  # <8>
-
-
-
-
-# END ADDABLE_BINGO