Simple Python Utility to Minify HTML/CSS/JS!

minifier.py

"""
	A python script to minify the HTML/CSS/JS files of a website.
	
	Minifiers by Andrew Chilton (https://twitter.com/andychilton).
"""

import os, requests

def minify_css(css_file, overwrite=False):
	with open(css_file, 'r') as f:
		css = f.read()
	
	req = requests.post('https://cssminifier.com/raw', {'input': css}) 
	
	save_path = css_file
	if not overwrite:
		save_path = css_file[:-4] + '.min.css'
	with open(save_path, 'w') as f:
		f.write(req.text)

def minify_js(js_file, overwrite=False):
	with open(js_file, 'r') as f:
		js = f.read()
	
	req = requests.post('https://javascript-minifier.com/raw', {'input': js})
	
	save_path = js_file
	if not overwrite:
		save_path = js_file[:-3] + '.min.js'
	with open(save_path, 'w') as f:
		f.write(req.text)

def minify_html(html_file, overwrite=False):
	with open(html_file, 'r') as f:
		html = f.read()
	
	req = requests.post('https://html-minifier.com/raw', {'input': html})
	
	save_path = html_file
	if not overwrite:
		save_path = html_file[:-5] + '.min.html'
	with open(save_path, 'w') as f:
		f.write(req.text)

def main():
	print(r"  __  __ _       _  __ _           ")
	print(r" |  \/  (_)_ __ (_)/ _(_) ___ _ __ ")
	print(r" | |\/| | | '_ \| | |_| |/ _ \ '__|")
	print(r" | |  | | | | | | |  _| |  __/ |   ")
	print(r" |_|  |_|_|_| |_|_|_| |_|\___|_|   ")
	print("Simple Python Utility to Minify HTML/CSS/JS!", '\n')
	
	OVERWRITE = False
	PATH = os.getcwd()

	print("Type the folder path with all the files. Leave blank for current directory.")
	input_path = input("Path: ").strip()
	if input_path:
		PATH = input_path
	print()
	print("Would you like to overwrite the files with the minified variants? Type 'yes' or 'no'")
	input_overwrite = input("Overwrite: ").strip()
	if input_overwrite in {'yes', 'yep', 'true', 'overwrite'}:
		OVERWRITE = True
	print()
	
	files_minified = 0

	for r, d, f in os.walk(PATH):
		for file_name in f:
			file_path = os.path.join(r, file_name)
			if file_name.endswith('.css'):
				print(f"Minifying {file_path}...")
				minify_css(file_path, OVERWRITE)
				files_minified += 1
			elif file_name.endswith('.js'):
				print(f"Minifying {file_path}...")
				minify_js(file_path, OVERWRITE)
				files_minified += 1
			elif file_name.endswith('.html'):
				print(f"Minifying {file_path}...")
				minify_html(file_path, OVERWRITE)
				files_minified += 1
	
	print()
	print(f"Minified {files_minified} files.")
	input()

if __name__ == '__main__':
	main()