unstructured

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PIP = pip-compile --upgrade -o $@ $<
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SHELL := /bin/bash
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# we don't need to make constraints.txt from constraints.in
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REQUIREMENTS := $(filter-out ./constraints.in,$(shell find . -type f -name '*.in'))
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REQUIREMENTSTXT := $(patsubst %.in,%.txt,$(REQUIREMENTS))
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# those dependencies only needs constraint.in to and %.in to compile
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constraint_dependent = base.txt extra-pptx.txt
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.PHONY: all $(REQUIREMENTSTXT)
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all: $(REQUIREMENTSTXT)
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# a special case where the .txt depends on other .txt; here dev.txt depends on test.txt
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dev.txt: dev.in test.txt base.txt constraints.in
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	$(PIP)
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# the most common case: an extra (or test.txt) that depends on base.txt and %.in
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$(REQUIREMENTSTXT): %.txt: %.in base.txt constraints.in
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	$(PIP)
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# special case where its only extra dependency is constraints.in; here base.txt and extra-ppt.txt
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# only depends on their own .in and constraits.in
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$(constraint_dependent): %.txt: %.in constraints.in
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	$(PIP)
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.PHONY: clean
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clean:
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	rm $(REQUIREMENTSTXT)
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