Move pytest options to pyproject.toml

check/pytest

@@ -43,11 +43,10 @@ for arg in "$@"; do
 done
 
 if [ -z "${ACTUALLY_QUIET}" ]; then
-    pytest -c dev_tools/conf/pytest.ini --rootdir="$rootdir" "${PYTEST_ARGS[@]}"
+    pytest --rootdir="$rootdir" "${PYTEST_ARGS[@]}"
 else
     # Filter out lines like "...F....x...      [ 42%]", with coloring.
-    pytest -c dev_tools/conf/pytest.ini \
-           --rootdir="$rootdir" -q --color=yes "${PYTEST_ARGS[@]}" | \
+    pytest --rootdir="$rootdir" -q --color=yes "${PYTEST_ARGS[@]}" | \
         grep -Ev '^(\x1B\[0m)?[\.FEsx]+(\x1B\[36m)?[[:space:]]+\[[[:space:]]*[0-9]+%\](\x1B\[0m)?$'
     exit "${PIPESTATUS[0]}"
 fi

pyproject.toml

@@ -22,3 +22,11 @@ skip-magic-trailing-comma = true
 # Speed up pytest-cov on Python 3.12+ by enabling sys.monitoring if possible.
 core = "sysmon"
 disable_warnings = ["no-sysmon"]
+
+[tool.pytest.ini_options]
+markers = [
+    """slow: marks tests as slow (deselect with '-m "not slow"')""",
+]
+filterwarnings = [
+    "ignore:Skipped assert_qasm_is_consistent_with_unitary because qiskit.*:UserWarning",
+]