Develop (#5)

* to fix upload error "400 Client Error: Invalid value for classifiers."

Author: nuhamozaini

setup.py

@@ -14,7 +14,7 @@
     packages=setuptools.find_packages(),
     classifiers=[
         "Programming Language :: Python :: 3",
-        "License :: MIT License",
+        "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
     ],
     install_requires=[