Installation

Requirements

Python >= 3.8
numpy >= 1.21
scipy >= 1.7
pandas >= 1.3

Optional (for plotting):

matplotlib >= 3.4

From PyPI

pip install sw2023          # core (numpy, scipy, pandas)
pip install sw2023[viz]     # + matplotlib for plots
pip install sw2023[dev]     # + jupyter, pytest

From Source

git clone https://github.com/renegade68/sw2023.git
cd sw2023
pip install -e .[viz,dev]

Stata Integration

The sw2023 Stata module (sw2023.ado) is included in the package under sw2023/stata/. Copy the .ado and .sthlp files to your Stata ado directory, or call them directly:

* Add sw2023/stata to Stata's ado path, then:
python set exec "/usr/local/bin/python3"
python: import sys; sys.path.insert(0, "/path/to/sw2023/parent")

local sw_args "x1 x2 x3 | y1 y2 | method=HMS"
python script "sw2023/stata/sw2023_stata.py"