enforce any/all calls

wemake_python_styleguide/logic/tree/functions.py

@@ -113,10 +113,7 @@ def is_first_argument(node: AnyFunctionDefAndLambda, name: str) -> bool:
 
 def is_generator(node: AnyFunctionDef) -> bool:
     """Tells whether a given function is a generator."""
-    for body_item in node.body:
-        if is_contained(node=body_item, to_check=(Yield, YieldFrom)):
-            return True
-    return False
+    return any(is_contained(body, (Yield, YieldFrom)) for body in node.body)
 
 
 def get_function_exit_nodes(node: AnyFunctionDef) -> _ControlTransferIterable:

wemake_python_styleguide/logic/tree/loops.py

@@ -18,11 +18,7 @@ def _does_loop_contain_node(
     if loop is None:
         return False
 
-    for inner_node in ast.walk(loop):
-        # We are checking this specific node, not just any `break`:
-        if to_check is inner_node:
-            return True
-    return False
+    return any(to_check is inner_node for inner_node in ast.walk(loop))
 
 
 def has_break(

wemake_python_styleguide/logic/walk.py

@@ -19,10 +19,7 @@ def is_contained(
 
     Goes down by the tree to check all children.
     """
-    for child in ast.walk(node):
-        if isinstance(child, to_check):
-            return True
-    return False
+    return any(isinstance(child, to_check) for child in ast.walk(node))
 
 
 def get_closest_parent(