lasp/scripts/lasp_apsrt

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#!/usr/bin/env python
import sys
import argparse
from lasp.lasp_rtapsdialog import RealTimeAPSDialog
from lasp.lasp_avstream import AvStream
from lasp.device.lasp_daqconfig import default_soundcard, roga_plugndaq, umik
from lasp.lasp_gui_tools import Branding, warningdialog
from PySide import QtGui
def main():
parser = argparse.ArgumentParser(
description='Run real time power spectra monitor')
device_help = 'Device to record from'
parser.add_argument('-d', '--device', help=device_help, type=str,
choices=['roga', 'umik', 'default'], default='roga')
args = parser.parse_args()
device_str = args.device
if 'roga' == device_str:
device = roga_plugndaq
elif 'default' == device_str:
device = default_soundcard
elif 'umik' == device_str:
device = umik
app = QtGui.QApplication(sys.argv) # A new instance of QApplication
app.setFont(Branding.font())
# stream = AvStream(default_soundcard)
stream = AvStream(device)
mw = RealTimeAPSDialog(None, stream)
# Install exception hook to catch exceptions
def excepthook(cls, exception, traceback):
"""
This exception hook is installed as the global exception hook. Shows a
simple QMessageBox in case of an exception that is not caught.
"""
if __debug__:
import traceback as tb
tbtxt = ''.join(tb.format_tb(sys.last_traceback))
warningdialog(mw, str(exception), tbtxt)
else:
warningdialog(mw, str(exception))
# Set custom exception hook that catches all exceptions
sys.excepthook = excepthook
stream.start()
mw.show() # Show the window
app.exec_() # and start the event loop
stream.stop()
if __name__ == '__main__':
main() # run the main function