python 2.7 - Cannot install pillow on Windows - Stack Overflow
The headers or library files could not be found for zlib, a required dependency when compiling Pillow from source · Issue #4242 · python-pillow/Pillow · GitHub
How to Install PIL on Windows? - GeeksforGeeks
How to Install PIL on Windows? - GeeksforGeeks
Python - PIL Download - PIL adds image processing capabilities to your Python interpreter