30秒学会 Python 片段 – Group list elements
Groups the elements of a list based on the given function. Use collections.defaultdict to initialize...
Groups the elements of a list based on the given function. Use collections.defaultdict to initialize...
Converts Fahrenheit to Celsius. Follow the conversion formula C = (F – 32) * 5 / 9.
Inverts a dictionary with non-unique hashable values. Create a collections.defaultdict with list as ...
Returns a list with n elements removed from the end. Use slice notation to create a slice of the lis...
Checks if two lists contain the same elements regardless of order. Use set() on the combination of b...
Checks if the elements of the first list are contained in the second one regardless of order. Use co...
Converts a string to a URL-friendly slug. Use str.lower() and str.strip() to normalize the input str...
Merges two or more dictionaries. Create a new dict and loop over dicts, using dictionary.update() to...
Creates a list of dates between start (inclusive) and end (not inclusive). Use datetime.timedelta.da...
Checks if there are duplicate values in a flat list. Use set() on the given list to remove duplicate...