Python for Data Science Recipes

Example code for Python programming language and Pandas to help the quantitative data scientist

• Python Data Science Shortcuts and Snippets
• Extracting Parts of a Date or Time from a TimeStamp
• Using Market Calendar (mcal) to identify trading dates
• Summarizing data with a Pivot Table
• Melt and Wide To Long - UnPivoting a Pivot!
• Aligning two datasets into one
• A MERGE or JOIN brings two tables together, typically creating a new table of MORE COLUMNS
• SuperQuery
• Downloading Very Large Time Series Datasets