





from string import ascii_uppercase


def 				SCREAMING_SNAKE_CASE__    (     __a ,			__a ,			__a = False ,			__a = ascii_uppercase ):
	snake_case_		:      List[str]           =						keyword.upper()
	snake_case_		:      Tuple           =						plaintext.upper()
	snake_case_		:      List[str]           =						set(__a )

	# create a list of unique characters in the keyword - their order matters
	# it determines how we will map plaintext characters to the ciphertext
	snake_case_		:      List[Any]           =						[]
	for char in keyword:
		if char in alphabet_set and char not in unique_chars:
			unique_chars.append(__a )
    # the number of those unique characters will determine the number of rows
	snake_case_		:      str           =						len(__a )

	# create a shifted version of the alphabet
	snake_case_		:      Tuple           =						unique_chars + [
	    char for char in alphabet if char not in unique_chars
	]

	# create a modified alphabet by splitting the shifted alphabet into rows
	snake_case_		:      Tuple           =						[
	    shifted_alphabet[k : k + num_unique_chars_in_keyword]
	    for k in range(0 ,			26 ,			__a )
	]

	# map the alphabet characters to the modified alphabet characters
	# going 'vertically' through the modified alphabet - consider columns first
	snake_case_		:      List[Any]           =						{}
	snake_case_		:      Dict           =						0
	for column in range(__a ):
		for row in modified_alphabet:
			# if current row (the last one) is too short, break out of loop
			if len(__a ) <= column:
				break

			# map current letter to letter in modified alphabet
			snake_case_		:      Optional[int]           =						row[column]
			letter_index += 1

	if verbose:
		print(__a )
	# create the encrypted text by mapping the plaintext to the modified alphabet
	return "".join(mapping[char] if char in mapping else char for char in plaintext )


if __name__ == "__main__":
						# example use
						print(mixed_keyword("""college""", """UNIVERSITY"""))








def 				SCREAMING_SNAKE_CASE__    (     __a ,			__a ):
	if not root or root not in binary_tree_mirror_dictionary:
		return
	snake_case_    ,snake_case_		:      Tuple           =						binary_tree_mirror_dictionary[root][:2]
	snake_case_		:      List[str]           =						[right_child, left_child]
	binary_tree_mirror_dict(__a ,			__a )
	binary_tree_mirror_dict(__a ,			__a )


def 				SCREAMING_SNAKE_CASE__    (     __a ,			__a = 1 ):
	if not binary_tree:
		raise ValueError('binary tree cannot be empty' )
	if root not in binary_tree:
		snake_case_		:      Dict           =						f"""root {root} is not present in the binary_tree"""
		raise ValueError(__a )
	snake_case_		:      Any           =						dict(__a )
	binary_tree_mirror_dict(__a ,			__a )
	return binary_tree_mirror_dictionary


if __name__ == "__main__":
						_SCREAMING_SNAKE_CASE   						=		{1: [2, 3], 2: [4, 5], 3: [6, 7], 7: [8, 9]}
						print(F'''Binary tree: {binary_tree}''')
						_SCREAMING_SNAKE_CASE   						=		binary_tree_mirror(binary_tree, 5)
						print(F'''Binary tree mirror: {binary_tree_mirror_dictionary}''')

