Use pytest-xdist

pytest is slow in serial. Use xdist to speed things up.

~90+ seconds run -> ~20seconds with xdist

Author: tempusfrangit

pyproject.toml

@@ -26,6 +26,7 @@ test = [
     'pytest-cov',
     'pytest',
     'pytest-asyncio',
+    'pytest-xdist',
     'tqdm',
 ]
 

script/test.sh

@@ -19,7 +19,12 @@ test_go() {
 }
 
 test_python() {
-    .venv/bin/pytest "$@" -vv
+    # Only add -n auto if -n isn't already specified (supports -n <digits> or -n auto)
+    if [[ ! "$*" =~ -n[[:space:]]*([[:digit:]]+|auto) ]]; then
+        .venv/bin/pytest "$@" -vv -n auto
+    else
+        .venv/bin/pytest "$@" -vv
+    fi
 }
 
 if [ $# -eq 0 ]; then