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feat: make FileLock path configurable #93

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Merged
rdlauer merged 1 commit into from
Feb 4, 2025
Merged

feat: make FileLock path configurable #93

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15 changes: 12 additions & 3 deletions notecard/notecard.py
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Original file line number Diff line number Diff line change
Expand Up @@ -574,16 +574,25 @@ def unlock(self):
"""Unlock access to the serial bus."""
self.lock_handle.release()

def __init__(self, uart_id, debug=False):
"""Initialize the Notecard before a reset."""
def __init__(self, uart_id, debug=False, lock_path=None):
"""Initialize the Notecard before a reset.

Args:
uart_id: The serial port identifier.
debug: Enable debug output if True.
lock_path: Optional path for the serial lock file. Defaults to /tmp/serial.lock
or the value of NOTECARD_SERIAL_LOCK_PATH environment variable.
"""
super().__init__(debug)
self._user_agent['req_interface'] = 'serial'
self._user_agent['req_port'] = str(uart_id)

self.uart = uart_id

if use_serial_lock:
self.lock_handle = FileLock('serial.lock')
if lock_path is None:
lock_path = os.environ.get('NOTECARD_SERIAL_LOCK_PATH', '/tmp/serial.lock')
self.lock_handle = FileLock(lock_path)
else:
self.lock_handle = NoOpSerialLock()

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