brentertainer questions

brentertainer answers

• Parsing a key, value from file into dictionary using dictionary comprehension
• Calculate time difference between two dates in the same column in Pandas
• Remove non zero fields from df.isnull().sum()
• How to transform rows into columns for my case?
• How can I assign a function to a variable without running it?
• what is the difference between statsmodels.api.sm.OLS and statsmodels.formula.api.ols