30秒学会 Python 片段 – Add days to date
Calculates the date of n days from the given date. Use datetime.timedelta and the + operator to calc...
Calculates the date of n days from the given date. Use datetime.timedelta and the + operator to calc...
Counts the occurrences of a value in a list. Use list.count() to count the number of occurrences of ...
Retrieves the value of the nested key indicated by the given selector list from a dictionary or list...
Initializes a 2D list of given width and height and value. Use a list comprehension and range() to g...
Returns the length of a string in bytes. Use str.encode() to encode the given string and return its ...
Creates a dictionary with the same keys as the provided dictionary and values generated by running t...
Finds the indexes of all elements in the given list that satisfy the provided testing function. Use ...
Returns the difference between two lists, after applying the provided function to each list element ...
Checks if a string is an anagram of another string (case-insensitive, ignores spaces, punctuation an...
Returns the weighted average of two or more numbers. Use sum() to sum the products of the numbers by...