Add a constraint on pyrsistent for Python 2.7 (#31)

This is needed to avoid Python 2.7 tests failure. See: tobgu/pyrsistent#205 tobgu/pyrsistent#207 tobgu/pyrsistent#208
archspec · Nov 12, 2020 · b03278a · b03278a
1 parent 5c2bdeb
commit b03278a
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pyproject.toml b/pyproject.toml
@@ -54,6 +54,9 @@ sphinx_rtd_theme = [
   {version = "^0.4.3", python = "^3.5"}
 ]
 jsonschema = "^3.2.0"
+pyrsistent = [
+  {version="<0.17.0", python="^2.7"}
+]
 
 [tool.poetry.scripts]
 archspec = 'archspec.cli:main'