Add constraints.txt (#975)

* Add constraints.txt * setup_requires * Revert "setup_requires" This reverts commit 48f929d.
stripe · Jun 7, 2023 · 5f688ba · 5f688ba
1 parent 2c35877
commit 5f688ba
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diff --git a/Makefile b/Makefile
@@ -7,7 +7,7 @@ venv: $(VENV_NAME)/bin/activate
 $(VENV_NAME)/bin/activate: setup.py
 	$(PIP) install --upgrade pip virtualenv
 	@test -d $(VENV_NAME) || $(PYTHON) -m virtualenv --clear $(VENV_NAME)
-	${VENV_NAME}/bin/python -m pip install -U pip tox twine "cryptography<40"
+	${VENV_NAME}/bin/python -m pip install -U pip tox twine -c constraints.txt
 	${VENV_NAME}/bin/python -m pip install -e .
 	@touch $(VENV_NAME)/bin/activate
 

diff --git a/constraints.txt b/constraints.txt
@@ -0,0 +1,2 @@
+# cryptography 40.0.0 deprecates support for Python 3.6 and PyPy3 < 7.3.10
+cryptography<40