old_contents: from setuptools import setup, find_packages
  
  setup(
      name='murpy',
      version='0.0.1',
      description='A Brainfuck code generator from an own language',
      url='https://github.com/eisterman/MurPy',
      author='eisterman',
      author_email='federico.pasqua.96@gmail.com',
      license='GPLv3.0',
      # See https://pypi.python.org/pypi?%3Aaction=list_classifiers
      classifiers=[
          'Development Status :: 1 - Planning',
          # Indicate who your project is intended for
          'Intended Audience :: Developers',
          'Intended Audience :: Science/Research',
          'Topic :: Software Development :: Code Generators',
          'Topic :: Software Development :: Compilers',
          # Pick your license as you wish (should match "license" above)
          'License :: OSI Approved :: GNU General Public License v3 (GPLv3)',
          # Specify the Python versions you support here. In particular, ensure
          # that you indicate whether you support Python 2, Python 3 or both.
          # TODO: Check the project with Python 2
          # 'Programming Language :: Python :: 2',
          # 'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
      ],
      keywords='brainfuck-transpiler brainfuck transpiler code-generator language programming-language',
      packages=find_packages(exclude=[]),
      install_requires=[],
  )
  
new_contents: from setuptools import setup, find_packages
  
  setup(
      name='murpy',
      # VERSION = MAJOR.MINOR.MAINTENANCE
      version='0.1.0',
      # MAJOR version when they make incompatible API changes,
      # MINOR version when they add functionality in a backwards-compatible manner, and
      # MAINTENANCE version when they make backwards-compatible bug fixes
      description='A Brainfuck code generator from an own language',
      url='https://github.com/eisterman/MurPy',
      author='eisterman',
      author_email='federico.pasqua.96@gmail.com',
      license='GPLv3.0',
      # See https://pypi.python.org/pypi?%3Aaction=list_classifiers
      classifiers=[
          'Development Status :: 1 - Planning',
          # Indicate who your project is intended for
          'Intended Audience :: Developers',
          'Intended Audience :: Science/Research',
          'Topic :: Software Development :: Code Generators',
          'Topic :: Software Development :: Compilers',
          # Pick your license as you wish (should match "license" above)
          'License :: OSI Approved :: GNU General Public License v3 (GPLv3)',
          # Specify the Python versions you support here. In particular, ensure
          # that you indicate whether you support Python 2, Python 3 or both.
          # TODO: Check the project with Python 2
          # 'Programming Language :: Python :: 2',
          # 'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
      ],
      keywords='brainfuck-transpiler brainfuck transpiler code-generator language programming-language',
      packages=find_packages(exclude=[]),
      install_requires=[],
      python_requires='>=3'
  )
  
subject: Add Python 3 requirement in setup.py