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Add flush to the file write functions #58

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merged 4 commits into from
Jun 16, 2024
Merged

Add flush to the file write functions #58

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337770e
Add flush to the file write functions
ilikecake Jun 3, 2024
4e0c2f3
Add flush function to the stream handler.
ilikecake Jun 4, 2024
18a4a3d
Added a flushHandlers() function to the logger.
ilikecake Jun 4, 2024
3cc0d4f
Revert to flushing after file writes.
ilikecake Jun 5, 2024
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11 changes: 11 additions & 0 deletions adafruit_logging.py
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Original file line number Diff line number Diff line change
Expand Up @@ -179,6 +179,9 @@ def emit(self, record: LogRecord) -> None:

raise NotImplementedError()

def flush(self) -> None:
"""Placeholder for flush function in subclasses."""


# pylint: disable=too-few-public-methods
class StreamHandler(Handler):
Expand Down Expand Up @@ -206,6 +209,12 @@ def emit(self, record: LogRecord) -> None:
"""
self.stream.write(self.format(record) + self.terminator)

def flush(self) -> None:
"""flush the stream. You might need to call this if your messages
are not appearing in the log file.
"""
self.stream.flush()


class FileHandler(StreamHandler):
"""File handler for working with log files off of the microcontroller (like
Expand Down Expand Up @@ -239,6 +248,7 @@ def emit(self, record: LogRecord) -> None:
:param record: The record (message object) to be logged
"""
self.stream.write(self.format(record))
self.stream.flush()


class RotatingFileHandler(FileHandler):
Expand Down Expand Up @@ -338,6 +348,7 @@ def emit(self, record: LogRecord) -> None:
):
self.doRollover()
self.stream.write(self.format(record))
self.stream.flush()


class NullHandler(Handler):
Expand Down
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