def __add__(self, other):
"""Add together, with recursion. The basic idea is that the set of keys
should be added together and then recurse the addition to the values where keys are shared
otherwise just add the value.
>>> m, m2 = Mdict('a'), Mdict('abb')
>>> m + m2 == {'a':2, 'b':2}
True
>>> m + 1 == {None:1, 'a':1}
True
>>> m['a'] = m2 #now fractal
>>> m == {'a': {'a':1, 'b':2}}
True
>>> m + m + 1 == {'a': {'a':2, 'b':4}, None: 1}
True
"""
try: # need to add (union) of keys, and then recurse into values of common keys
return Mdict(Counter.__add__(self, other)) #Counter.__add__(self, other)
except TypeError: #must've been an integer for other
return Mdict(Counter.__add__(self, Counter({None: other})))
def __add__(self, other):
"""Add together, with recursion. The basic idea is that the set of keys
should be added together and then recurse the addition to the values where keys are shared
otherwise just add the value.
>>> m, m2 = Mdict('a'), Mdict('abb')
>>> m + m2 == {'a':2, 'b':2}
True
>>> m + 1 == {None:1, 'a':1}
True
>>> m['a'] = m2 #now fractal
>>> m == {'a': {'a':1, 'b':2}}
True
>>> m + m + 1 == {'a': {'a':2, 'b':4}, None: 1}
True
"""
try: # need to add (union) of keys, and then recurse into values of common keys
return Mdict(Counter.__add__(self,
other)) #Counter.__add__(self, other)
except TypeError: #must've been an integer for other
return Mdict(Counter.__add__(self, Counter({None: other})))
def __add__(p1, p2):
return Poly(Counter.__add__(p1, p2))
def __add__(self, other):
return Factorization(Counter.__add__(self, other))
def __add__(self, other):
return Vector(Counter.__add__(self, other))
