# Core runtime — what `web/` and `chanlun/` need to run.
#
#   python -m venv .venv && .venv/bin/pip install -r requirements.txt
#
# Tests and research/ pull in more; see requirements-dev.txt.
#
# Requires Python >= 3.11 (imposed by pandas 3.x / numpy 2.x, not by our code).
#
# Lower bounds are the oldest versions believed safe. Verified set as of
# 2026-08-27 on Python 3.14.4:
#   pandas 3.0.5 · numpy 2.5.2 · Flask 3.1.3 · requests 2.34.2
#   python-dateutil 2.9.0 · pytz 2026.3 · ccxt 4.5.75 · akshare 1.18.94

# chanlun/ — kline pipeline and indicators.
# pandas >= 2.2 for the "5min" offset alias used by chanlun/pipeline/resample.py.
pandas>=2.2
numpy>=1.26

# web/ — Flask API and templates.
Flask>=3.0
requests>=2.31
python-dateutil>=2.9
pytz>=2024.1

# Market data. ccxt drives the live websocket/REST state in
# web/services/runtime/state.py; akshare only backs the A-share endpoints in
# web/services/cn_stock.py.
ccxt>=4.4
akshare>=1.16