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-rw-r--r--Python/compile.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/Python/compile.c b/Python/compile.c
index 43b7569..47a63e7 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -2056,6 +2056,14 @@ compiler_assert(struct compiler *c, stmt_ty s)
if (assertion_error == NULL)
return 0;
}
+ if (s->v.Assert.test->kind == Tuple_kind &&
+ asdl_seq_LEN(s->v.Assert.test->v.Tuple.elts) > 0) {
+ const char* msg =
+ "assertion is always true, perhaps remove parentheses?";
+ if (PyErr_WarnExplicit(PyExc_SyntaxWarning, msg, c->c_filename,
+ c->u->u_lineno, NULL, NULL) == -1)
+ return 0;
+ }
VISIT(c, expr, s->v.Assert.test);
end = compiler_new_block(c);
if (end == NULL)