Fix pylint issue for unary operators (#56)

a5kin · May 9, 2019 · eb6302c · eb6302c
1 parent 606f03e
commit eb6302c
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/xentica/core/expressions.py b/xentica/core/expressions.py
@@ -183,6 +183,15 @@ def op_func(self_var):
             func_name = "__%s__" % unary_op
             setattr(self.__class__, func_name, unary(unary_op))
 
+    def __pos__(self):
+        """Placeholder for unary ``+``."""
+
+    def __neg__(self):
+        """Placeholder for unary ``-``."""
+
+    def __invert__(self):
+        """Placeholder for unary ``~``."""
+
     def __get__(self, instance, owner):
         """Apply function to the operands."""
         is_expr1 = isinstance(self.arg1, PatternExpression)