Update: 更新esptool ( version: 4.7.0 )

tools/python/esptool/util.py

@@ -34,6 +34,8 @@ def flash_size_bytes(size):
     """Given a flash size of the type passed in args.flash_size
     (ie 512KB or 1MB) then return the size in bytes.
     """
+    if size is None:
+        return None
     if "MB" in size:
         return int(size[: size.index("MB")]) * 1024 * 1024
     elif "KB" in size:
@@ -66,7 +68,7 @@ def print_overwrite(message, last_line=False):
     If output is not a TTY (for example redirected a pipe),
     no overwriting happens and this function is the same as print().
     """
-    if sys.stdout.isatty():
+    if hasattr(sys.stdout, "isatty") and sys.stdout.isatty():
         print("\r%s" % message, end="\n" if last_line else "")
     else:
         print(message)
@@ -165,7 +167,7 @@ class NotSupportedError(FatalError):
     def __init__(self, esp, function_name):
         FatalError.__init__(
             self,
-            "Function %s is not supported for %s." % (function_name, esp.CHIP_NAME),
+            f"{function_name} is not supported by {esp.CHIP_NAME}.",
         )