NumPy & Pandas Tutorial — One-Page Cheat Sheet
The numerical + tabular foundation of Python data science.
NumPy
- NumPy/Pandas HOME
- Intro
- Install / Notebooks
- ndarray
- dtypes
- Array Creation
- Indexing / Slicing
- Broadcasting
- Reshape & Transpose
- Universal Functions
- Aggregations
- np.random
- Linear Algebra
Pandas Basics
- Series
- DataFrame
- read_csv / to_csv / Parquet
- loc / iloc
- Boolean Filtering
- Adding / Updating Columns
- Missing Data
- Pandas dtypes
- apply / map
Pandas Power
- groupby
- merge / join / concat
- pivot_table / melt
- Time Series
- Rolling Windows
- Categorical
- .str accessor
- Plotting
- Performance Tips