Best Python modules for data mining

best python modules for machine learning, data mining, natural language processing, network analysis, and web scraping

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This list is my summary of Quora question What are the best Python 2.7 modules for data mining?

Basics:

• numpy - numerical library, numpy.scipy.org/
• scipy - Advanced math, signal processing, optimization, statistics, www.scipy.org/
• matplotlib, python plotting - Matplotlib, matplotlib.org

Machine Learning and Data Mining:

• MDP, a collection of supervised and unsupervised learning algorithms, pypi.python.org/pypi/MDP/2.4
• mlpy, Machine Learning Python, mlpy.sourceforge.net
• NetworkX, for graph analysis, networkx.lanl.gov/
• Orange, Data Mining Fruitful & Fun, biolab.si
• pandas, Python Data Analysis Library, pandas.pydata.org
• pybrain, pybrain.org
• scikits-learn - Classic machine learning algorithms - Provide simple an efficient solutions to learning problems, scikit-learn.org/stable/

Natural Language:

• NLTK, Natural Language Toolkit, nltk.org

For web scraping:

• Scrapy, An open source web scraping framework for Python scrapy.org
• urllib/urllib2

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