Python

Resources

• The “Python Machine Learning” book code repository and info resource

Articles

• Dictionaries in Python (not only default one)

Pandas

• 10 Minutes to pandas
• Creating Pandas DataFrames from Lists and Dictionaries

FAQ

• How do I check whether a file exists using Python?
• Does Python have a ternary conditional operator?
• How to check if a directory exists and create it if necessary?
• What does if __name__ == “__main__”: do?
• Calling an external command in Python
• Python join: why is it string.join(list) instead of list.join(string)?
• How can I remove (chomp) a newline in Python?
  • rstrip(”\n”)
  • Universal line break
• What is the purpose of self?
• How can I print all arguments passed to a python script?
• Delete an item from a dictionary
• Differnece between __repr__ and __str__