fixed flake8 issues

.pre-commit-config.yaml

@@ -0,0 +1,13 @@
+# Install the pre-commit hooks below with
+# 'pre-commit install'
+
+# Run the hooks on all files with
+# 'pre-commit run --all'
+
+repos:
+  - repo: https://github.com/pycqa/flake8
+    rev: 6.0.0
+    hooks:
+      - id: flake8
+        additional_dependencies: [flake8-bugbear, flake8-print]
+        args: [--ignore=T201]

winbond/winbond.py

@@ -384,10 +384,10 @@ def writeblocks(self, blocknum: int, buf: list) -> None:
         :type       buf:       list
         """
         buf_len = len(buf)
-        if buf_len % self.BLOCK_SIZE  != 0:
+        if buf_len % self.BLOCK_SIZE != 0:
             # appends xFF dummy bytes
-            buf += bytearray((self.BLOCK_SIZE - buf_len)*[255])
-        
+            buf += bytearray((self.BLOCK_SIZE - buf_len) * [255])
+
         if buf_len == self.BLOCK_SIZE:
             self._writeblock(blocknum=blocknum, buf=buf)
         else: