create setup.py with all required metadata, descriptions and entrypoints

setup.py

@@ -0,0 +1,47 @@
+"""
+setup.py
+The setup file containing package metadata, entrypoint directions and package installation requirements.
+This file shouldn't be directly interacted with by a user, but instead be activated through a package manager like pip.
+"""
+
+# Always prefer setuptools over distutils
+from setuptools import setup, find_packages
+from os import path
+
+base = path.abspath(path.dirname(__file__))
+with open(path.join(base, 'README.md'), encoding='utf-8') as f:
+    readme = f.read()
+
+setup(
+    name='tumble',  # Required
+    version='0.0.1',  # Required
+    description='A CLI-based Tumblr media scraper',
+    long_description=readme,
+    long_description_content_type='text/markdown',
+    url='https://github.com/Xevion/tumble',
+    author='Xevion',
+    author_email='xevion@xevion.dev',
+    classifiers=[
+        'Development Status :: 3 - Alpha',
+        'Intended Audience :: Developers',
+        'Topic :: Software Development :: Build Tools',
+        'License :: OSI Approved :: GNU General Public License',
+        'Programming Language :: Python :: 3.7',
+    ],
+    keywords='tumblr scraper media downloading downloader scraping cli commandline',
+    package_dir={'': 'tumble'},
+    packages=find_packages(where='tumble'),  # Required
+    python_requires='>3.5, <4',
+    install_requires=['docopt'],
+    extras_require={
+    },
+    entry_points={
+        'tumble': [
+            'tumble=tumble.cli:main',
+        ],
+    },
+    project_urls={
+        'Bug Reports': 'https://github.com/Xevion/tumble/issues',
+        'Source': 'https://github.com/Xevionn/tumble/',
+    },
+)