fix test_formatter

judge/models/test_formatter.py

@@ -0,0 +1,26 @@
+import os
+from django.db import models
+from dmoj import settings
+from django.utils.translation import gettext_lazy as _
+
+__all__ = [
+    "TestFormatterModel",
+]
+
+
+def test_formatter_path(test_formatter, filename):
+    tail = filename.split(".")[-1]
+    head = filename.split(".")[0]
+    if str(tail).lower() != "zip":
+        raise Exception("400: Only ZIP files are supported")
+    new_filename = f"{head}.{tail}"
+    return os.path.join(settings.DMOJ_TEST_FORMATTER_ROOT, new_filename)
+
+
+class TestFormatterModel(models.Model):
+    file = models.FileField(
+        verbose_name=_("testcase file"),
+        null=True,
+        blank=True,
+        upload_to=test_formatter_path,
+    )