From f21a7beb414b3e9e60993aa47604c93447ccf25e Mon Sep 17 00:00:00 2001 From: Salvo 'LtWorf' Tomaselli Date: Sat, 27 Jun 2020 15:51:00 +0200 Subject: [PATCH] Assert to make mypy happy --- relational/parser.py | 1 + 1 file changed, 1 insertion(+) diff --git a/relational/parser.py b/relational/parser.py index 017d905..c642f9c 100644 --- a/relational/parser.py +++ b/relational/parser.py @@ -287,6 +287,7 @@ def parse_tokens(expression: List[Union[list, str]]) -> Node: # The list contains only 1 string. Means it is the name of a relation if len(expression) == 1: + assert isinstance(expression[0], str) if not rtypes.is_valid_relation_name(expression[0]): raise ParserException( f'{expression[0]!r} is not a valid relation name')