Another mypy update another round of spurious errors

kitty/layout/base.py

@@ -192,7 +192,7 @@ def safe_increment_bias(old_val: float, increment: float) -> float:
 
 def normalize_biases(biases: List[float]) -> List[float]:
     s = sum(biases)
-    if s == 1:
+    if s == 1.0:
         return biases
     return [x/s for x in biases]
 
@@ -212,7 +212,7 @@ def distribute_indexed_bias(base_bias: Sequence[float], index_bias_map: Dict[int
 
 class Layout:
 
-    name: Optional[str] = None
+    name: str = ''
     needs_window_borders = True
     must_draw_borders = False  # can be overridden to customize behavior from kittens
     layout_opts = LayoutOpts({})

kitty/layout/grid.py

@@ -36,7 +36,7 @@ def calc_grid_size(n: int) -> Tuple[int, int, int, int]:
 
 class Grid(Layout):
 
-    name = 'grid'
+    name: str = 'grid'
     no_minimal_window_borders = True
 
     def remove_all_biases(self) -> bool:

kitty/search_query_parser.py

@@ -47,10 +47,10 @@ def search(self, universal_set: Set[T], get_matches: GetMatches[T]) -> Set[T]:
         return self(universal_set, get_matches)
 
     def __call__(self, candidates: Set[T], get_matches: GetMatches[T]) -> Set[T]:
-        ...
+        return set()
 
     def iter_token_nodes(self) -> Iterator['TokenNode']:
-        ...
+        return iter(())
 
 
 class OrNode(SearchTreeNode):

kitty/utils.py

@@ -506,17 +506,17 @@ def parse_address_spec(spec: str) -> Tuple[AddressFamily, Union[Tuple[str, int],
 def write_all(fd: int, data: Union[str, bytes], block_until_written: bool = True) -> None:
     if isinstance(data, str):
         data = data.encode('utf-8')
-    data = memoryview(data)
-    while data:
+    mvd = memoryview(data)
+    while len(mvd) > 0:
         try:
-            n = os.write(fd, data)
+            n = os.write(fd, mvd)
         except BlockingIOError:
             if not block_until_written:
                 raise
             continue
         if not n:
             break
-        data = data[n:]
+        mvd = mvd[n:]
 
 
 class TTYIO: