test: check that all Python code is formatted with black

Skip the Python code template, and test.py which the test suite
creates. The template isn't Python, and test.py is generated from the
template, so both are pointless to check with black.

1 files changed, 6 insertions, 0 deletions

diff --git a/check b/check
index 073b6ee..06ff696 100755
--- a/check
+++ b/check
@@ -46,6 +46,12 @@ then
     find src -type f -name '*.rs' -exec rustfmt --check '{}' +
 fi
 
+if command -v black > /dev/null
+then
+    $hideok find . -type f -name '*.py' ! -name template.py ! -name test.py \
+	    -exec black --check '{}' +
+fi
+
 for md in [^R]*.md
 do
     $hideok echo "$md ====================================="