Automatic C++ class and header builder

build.py

import os
from sys import argv

if len(argv) != 2:
	print("Syntax: python build.py <ClassName>")
	exit(1)

classname = argv[1]
current = os.path.dirname(os.path.realpath(__file__))
outfolder = os.getcwd()

files = ["Master.cpp", "Master.hpp"]

replacers = [
	["{ClassName}", classname],
	["{VarName}", classname.lower()],
	["{HeaderName}", classname.upper()]
]

for fname in files:
	with open(current + "/" + fname, "r") as f:
		lines = ''.join(f.readlines())

		for r in replacers:
			lines = lines.replace(r[0], r[1])
		
		with open(outfolder + "/" + fname.replace("Master", classname), "w") as of:
			of.write(lines)

Master.cpp

/* ************************************************************************** */
/*                                                                            */
/*                                                        ::::::::            */
/*   Master.cpp                                         :+:    :+:            */
/*                                                     +:+                    */
/*   By: JKCTech <[email protected]>                   +#+                     */
/*                                                   +#+                      */
/*   Created: 2022/01/27 11:35:30 by JKCTech       #+#    #+#                 */
/*   Updated: 2022/03/21 10:01:43 by JKCTech       ########   odam.nl         */
/*                                                                            */
/* ************************************************************************** */

#include "{ClassName}.hpp"
#include <iostream>

// CONSTRUCTORS
{ClassName}::{ClassName}(void)
{
	std::cout << "{ClassName} constructor" << std::endl;
	this->_priv = 69;
	this->_prot = 420;
}

{ClassName}::{ClassName}(const {ClassName} &{VarName})
{
	std::cout << "{ClassName} copy constructor" << std::endl;
	this->_priv = {VarName}._priv;
	this->_prot = {VarName}._prot;
}

{ClassName}::~{ClassName}(void)
{
	std::cout << "{ClassName} destructor" << std::endl;
}
// END CONSTRUCTORS

// Control operator
{ClassName} &{ClassName}::operator = (const {ClassName} &{VarName})
{
	(void){VarName};
	return *this;
}

Master.hpp

/* ************************************************************************** */
/*                                                                            */
/*                                                        ::::::::            */
/*   Master.hpp                                         :+:    :+:            */
/*                                                     +:+                    */
/*   By: JKCTech <[email protected]>                   +#+                     */
/*                                                   +#+                      */
/*   Created: 2022/02/10 09:21:17 by JKCTech       #+#    #+#                 */
/*   Updated: 2022/03/21 10:03:17 by JKCTech       ########   odam.nl         */
/*                                                                            */
/* ************************************************************************** */

#ifndef {HeaderName}_HPP
# define {HeaderName}_HPP

class {ClassName}
{
	private:
		int _priv;

	protected:
		int _prot;

	public:
		// Constructors
		{ClassName}(void);
		{ClassName}(const {ClassName} &{VarName});
		~{ClassName}(void);

		// Control operator
		{ClassName} &operator = (const {ClassName} &{VarName});

		// Methods
		void method(void);
};

#endif