Use De Morgan's laws to simplify an expression. (#1531)

2017-04-20 17:27:37 +03:00
parent 358b80d782
commit bd4a603e16
1 changed files with 3 additions and 3 deletions
--- a/mongoengine/fields.py
+++ b/mongoengine/fields.py
@@ -608,9 +608,9 @@ class EmbeddedDocumentField(BaseField):
    """

    def __init__(self, document_type, **kwargs):
-        if (
-            not isinstance(document_type, six.string_types) and
-            not issubclass(document_type, EmbeddedDocument)
+        if not (
+            isinstance(document_type, six.string_types) or
+            issubclass(document_type, EmbeddedDocument)
        ):
            self.error('Invalid embedded document class provided to an '
                       'EmbeddedDocumentField')