File size

can/io/blf.py

@@ -17,7 +17,7 @@
 import datetime
 import time
 import logging
-from typing import List, BinaryIO, Generator, Union, Tuple, Optional, cast
+from typing import List, BinaryIO, Generator, Union, Tuple, Optional, cast, Any
 
 from ..message import Message
 from ..util import len2dlc, dlc2len, channel2int
@@ -370,6 +370,8 @@ def __init__(
         append: bool = False,
         channel: int = 1,
         compression_level: int = -1,
+        *args: Any,
+        **kwargs: Any
     ) -> None:
         """
         :param file: a path-like object or as file-like object to write to
@@ -400,6 +402,9 @@ def __init__(
         self.compression_level = compression_level
         self._buffer: List[bytes] = []
         self._buffer_size = 0
+        # If max container size is located in kwargs, then update the instance
+        if kwargs.get("max_container_size", False):
+            self.max_container_size = kwargs["max_container_size"]
         if append:
             # Parse file header
             data = self.file.read(FILE_HEADER_STRUCT.size)

can/logger.py

@@ -191,8 +191,9 @@ def main() -> None:
         "--file_size",
         dest="file_size",
         type=int,
-        help="Maximum file size in bytes. Rotate log file when size threshold "
-        "is reached.",
+        help="Maximum file size in bytes (or for the case of blf, maximum "
+        "buffer size before compression and flush to file). Rotate log "
+        "file when size threshold is reached.",
         default=None,
     )