3 examples of 'how to add two dictionaries in python' in Python
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615 def addDict(base_dict,new_dict): 616 for k in new_dict.keys(): 617 new_el=new_dict[k] 618 if not base_dict.has_key(k): 619 # nothing there?, just copy 620 base_dict[k]=new_el 621 else: 622 if type(new_el)==type({}): #another dictionary, recourse 623 addDict(base_dict[k],new_el) 624 else: 625 base_dict[k]+=new_el
77 def combine_dicts(dict1, dict2): 78 return dict(dict1.items() + dict2.items())
63 def add_dicts_ext(add_func=lambda a, b: a+b, zero=0): 64 def add_dicts(*dicts): 65 res = {} 66 for d in dicts: 67 for k, v in d.iteritems(): 68 res[k] = add_func(res.get(k, zero), v) 69 return dict((k, v) for k, v in res.iteritems() if v != zero) 70 return add_dicts