Fixed BFS comments, and readability

Author: Mark-777-0

python/200-Number-of-Islands.py

@@ -28,15 +28,16 @@ def dfs(r, c):
                     dfs(r, c)
         return islands
 
-        def numIslands(self, grid: List[List[str]]) -> int:
-        if not grid:
-            return 0
-        
-        rows, cols = len(grid), len(grid[0])
-        visited=set()
-        islands=0
-        
+
 #         BFS Version From Video
+
+#        def numIslands(self, grid: List[List[str]]) -> int:
+#        if not grid:
+#            return 0
+        
+#        rows, cols = len(grid), len(grid[0])
+#        visited=set()
+#        islands=0
 
 #         def bfs(r,c):
 #             q = deque()
@@ -53,8 +54,7 @@ def numIslands(self, grid: List[List[str]]) -> int:
 
 #                         q.append((r , c ))
 #                         visited.add((r, c ))
-
-        
+  
 #         for r in range(rows):
 #             for c in range(cols):