YOLO SWAG

decrypt.py

text = input()
def decrypt(text):
	plaintext = []
	for word in text.split():
		w, w1 = [], []
		# Chunk letters
		letters = word.split("$$$$")
		for i, c in enumerate(letters):
			if i%2:
				if c == "$w@G":
					w.append("0")
				elif c == '5wig':
					w.append('#')
				else:
					w.append("1")
			else:
				if c == "YoL0":
					w.append("0")
				elif c == '5wig':
					w.append('#')
				else:
					w.append("1")
		w = "".join(w)
		# De-binary
		n = 7
		binaries = [w[i:i+n] for i in range(0, len(w), n)]
		for b in binaries:
			w1.append(chr(int(b.strip("#"), 2)))
		plaintext.append("".join(w1))
	return " ".join(plaintext)
print(decrypt(text))

encrypt.py

text = input()
def encrypt(text):
	cipher = []
	for word in text.split():
		w, w1 = [], []
		for c in word:
			w.append(bin(ord(c))[2:].ljust(7, "#"))
		#print("?", w)
		w = "".join(w)
		for i, c in enumerate(w):
			if i%2:
				if c == '0':
					w1.append("$w@G")
				elif c == '#':
					w1.append("5wig")
				else:
					w1.append("Y0Lo")
			else:
				if c == '0':
					w1.append('YoL0')
				elif c == '#':
					w1.append('5wig')
				else:
					w1.append("Sw3G")
			#print(">?", w1[-1], c)
			w1.append("$$$$")
		cipher.append("".join(w1).rstrip("$$$$"))
	cipher = " ".join(cipher)
	return cipher
print(encrypt(text))