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Python requirements based on Operating System
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# Example dynamic selection of Python requirements files | |
dependencies: $(shell python requirements.py) | |
for req in $^; do \ | |
pip install --upgrade -r $$req ; \ | |
done | |
test: dependencies | |
echo run your tests. |
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#!/usr/bin/env python | |
# Generates a list of requirements files suitable to this operating system. | |
# USAGE: | |
# pip install -r $(DEVEL=0 python requirements.py) | |
# | |
# Ensure that you have suitable files in path "./requirements/" | |
# See attached example for Makefile usage. | |
import sys | |
import os | |
LINUX = 'requirements/linux.txt' | |
MACOS = 'requirements/mac.txt' | |
DEV_MISC = 'requirements/dev.txt' | |
CONTEXT = { | |
(LINUX): ('linux',), | |
(MACOS): ('darwin',) | |
} | |
CURRENT_PLATFORM = str(sys.platform).lower() | |
for filename, parts in CONTEXT.iteritems(): | |
matches = [1 for p in parts if p in CURRENT_PLATFORM] | |
if sum(matches) == len(parts): | |
print filename | |
# also the general development... | |
if int(os.environ.get('DEVEL', '0')): | |
print DEV_MISC |
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