Top 20 Python libraries

1. Requests. The most famous http library written by kenneth reitz.

2. Scrapy. If you are involved in webscraping then this is a must have library for you.

3. wxPython. A gui toolkit for python. I have primarily used it in place of tkinter.

4. Pillow. A friendly fork of PIL (Python Imaging Library).

5. SQLAlchemy. A database library.

6. BeautifulSoup. The xml and html parsing library is very useful for beginners.

7. Twisted. The most important tool for any network application developer.

8. NumPy.  It provides some advance math functionalities to python.

9. SciPy.  It is a library of algorithms and mathematical tools for python.

10. matplotlib. A numerical plotting library. It is very useful for any data scientist or any data analyzer.

11. Pygame.  This library will help you achieve your goal of 2d game development.

12. Pyglet. A 3d animation and game creation engine.

13. pyQT. A GUI toolkit for python.

14. pyGtk.  It is the same library in which the famous Bittorrent client is created.

15. Scapy. A packet sniffer and analyzer for python made in python.

16. pywin32. A python library which provides some useful methods and classes for interacting with windows.

17. nltk. Natural Language Toolkit

18. nose. A testing framework for python.

19. SymPy. SymPy can do algebraic evaluation, differentiation, expansion, complex numbers, etc.

20. IPython. It has completion, history, shell capabilities, and a lot more.

Python program to read a CSV file using Pandas

data.csv

import pandas as pd
X=pd.read_csv("data.csv")
type(X)
X
X.info( )
X.head( )
X.head(10)

Python program to renaming the file or directory

# X is the original name and Y is the name to be changed
import os, sys
print ("The dir is: %s"%os.listdir(os.getcwd()))
os.rename("X","Y")  
print ("Successfully renamed.")
print ("the dir is: %s" %os.listdir(os.getcwd()))

Python Libraries for General AI

• AIMA – Python implementation of algorithms from Russell and Norvig’s ‘Artificial Intelligence: A Modern Approach’
• pyDatalog – Logic Programming engine in Python
• SimpleAI – Python implementation of many of the artificial intelligence algorithms described on the book “Artificial Intelligence, a Modern Approach”. It focuses on providing an easy to use, well documented and tested library.
• EasyAI – Simple Python engine for two-players games with AI (Negamax, transposition tables, game solving).

Gene Set Enrichment Analysis in Python

GSEAPY is a python wrapper for GSEA and Enrichr.
GSEAPY has five subcommands: gsea, prerank, ssgsea, replot enrichr.