4 examples of 'python invert dictionary' in Python

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73def invert_dict(d):
74 """
75 Returns dictionaries with swapped key-values.
76 """
77 return dict((v, k) for k,v in d.items())
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381def invert(key2values): # key -> list of values
382 value2keys = {}
383 for key, values in key2values.items():
384 for value in values:
385 if value in value2keys:
386 value2keys[value].append(key)
387 else:
388 value2keys[value] = [key]
389 return value2keys
213def __invert__(self):
214 return ~self._value
12def reverseDictionary(dictionary):
13 """
14 Reverses a dictionary so that the keys become the values. Mainly
15 so that the existing dictionaries for decompiling the TI-Basic files
16 can be used here as well.
17
18 Arguments:
19 dictionary (dict): a dictionary to flip
20 Returns:
21 flipped (dict): a dictionary with the key/value pairs reversed
22 """
23 flipped = dict()
24 for key in dictionary:
25 flipped[dictionary[key].strip()] = key
26
27 return flipped

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