• Nov 19, 2022 •CodeCatch
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def check_prop(fn, prop): return lambda obj: fn(obj[prop]) check_age = check_prop(lambda x: x >= 18, 'age') user = {'name': 'Mark', 'age': 18} check_age(user) # True
• Jan 23, 2021 •asnark
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""" Take screenshots at x interval - make a movie of doings on a computer. """ import time from datetime import datetime import ffmpeg import pyautogui while True: epoch_time = int(time.time()) today = datetime.now().strftime("%Y_%m_%d") filename = str(epoch_time) + ".png" print("taking screenshot: {0}".format(filename)) myScreenshot = pyautogui.screenshot() myScreenshot.save(today + "/" + filename) time.sleep(5) # # and then tie it together with: https://github.com/kkroening/ffmpeg-python/blob/master/examples/README.md#assemble-video-from-sequence-of-frames # """ import ffmpeg ( ffmpeg .input('./2021_01_22/*.png', pattern_type='glob', framerate=25) .filter('deflicker', mode='pm', size=10) .filter('scale', size='hd1080', force_original_aspect_ratio='increase') .output('movie.mp4', crf=20, preset='slower', movflags='faststart', pix_fmt='yuv420p') .run() ) """
• Oct 15, 2022 •CodeCatch
1 like • 3 views
my_list = ["blue", "red", "green"] #1- Using sort or srted directly or with specifc keys my_list.sort() #sorts alphabetically or in an ascending order for numeric data my_list = sorted(my_list, key=len) #sorts the list based on the length of the strings from shortest to longest. # You can use reverse=True to flip the order #2- Using locale and functools import locale from functools import cmp_to_key my_list = sorted(my_list, key=cmp_to_key(locale.strcoll))
• May 31, 2023 •CodeCatch
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# Prompt user for a decimal number decimal = int(input("Enter a decimal number: ")) # Convert decimal to binary binary = bin(decimal) # Convert decimal to hexadecimal hexadecimal = hex(decimal) # Display the results print("Binary:", binary) print("Hexadecimal:", hexadecimal)
• May 5, 2026 •CodeCatch
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import itertools def compute_permutations(string): # Generate all permutations of the string permutations = itertools.permutations(string) # Convert each permutation tuple to a string permutations = [''.join(permutation) for permutation in permutations] return permutations # Prompt the user for a string string = input("Enter a string: ") # Compute permutations permutations = compute_permutations(string) # Display the permutations print("Permutations:") for permutation in permutations: print(permutation)