docs: Added long description to PyPi (#58)

* docs: Added long description to PyPi

* Added fields for description in PyPi

Author: benjats07

Diff for: setup.py

@@ -17,14 +17,29 @@
 See the License for the specific language governing permissions and
 limitations under the License.
 """
-
 from setuptools import setup, find_packages
 
 from unstructured.__version__ import __version__
 
 setup(
     name="unstructured",
     description="A library that prepares raw documents for downstream ML tasks.",
+    long_description=open("README.md", "r", encoding="utf-8").read(),
+    keywords="NLP PDF HTML CV XML parsing preprocessing",
+    url="https://github.com/Unstructured-IO/unstructured",
+    python_requires=">=3.8.0",
+    classifiers=[
+        "Development Status :: 4 - Beta",
+        "Intended Audience :: Developers",
+        "Intended Audience :: Education",
+        "Intended Audience :: Science/Research",
+        "License :: OSI Approved :: Apache Software License",
+        "Operating System :: OS Independent",
+        "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Topic :: Scientific/Engineering :: Artificial Intelligence",
+    ],
     author="Unstructured Technologies",
     author_email="[email protected]",
     license="Apache-2.0",