Atmospheric Lidar Package: atmospheric_lidar/scripts/licel2scc

atmospheric_lidar/scripts/licel2scc_depol.py@44a43b0e452f (annotated)

atmospheric_lidar/scripts/licel2scc_depol.py

Wed, 10 Jan 2018 17:04:21 +0200

author: Iannis <i.binietoglou@impworks.gr>
date: Wed, 10 Jan 2018 17:04:21 +0200
changeset 117: 44a43b0e452f
parent 107: 2f3f75e5b99e
child 160: db28629317fa
permissions: -rw-r--r--

Fixed bugs when subsetting licel files.

 """ Command line tool to convert Licel binary files to SCC NetCDF format.
 """
 import argparse
 import glob
 import importlib
 import logging
 import os
 import sys
 from ..licel_depol import LicelCalibrationMeasurement
 from ..__init__ import __version__
 logger = logging.getLogger(__name__)
 def create_custom_class(custom_netcdf_parameter_path, use_id_as_name=False, temperature=25., pressure=1020.,
                         licel_timezone='UTC'):
     """ This funtion creates a custom LicelLidarMeasurement subclass,
     based on the input provided by the users.
     Parameters
     ----------
     custom_netcdf_parameter_path : str
        The path to the custom channels parameters.
     use_id_as_name : bool
        Defines if channels names are descriptive or transient digitizer IDs.
     temperature : float
        The ground temperature in degrees C (default 25.0).
     pressure : float
        The ground pressure in hPa (default: 1020.0).
     licel_timezone : str
        String describing the timezone according to the tz database.
     Returns
     -------
     CustomLidarMeasurement:
        A custom sub-class of LicelLidarMeasurement
     """
     custom_netcdf_parameters = read_settings_file(custom_netcdf_parameter_path)
     class CustomLidarMeasurement(LicelCalibrationMeasurement):
         extra_netcdf_parameters = custom_netcdf_parameters
         def __init__(self, plus45_files=None, minus45_files=None):
             super(CustomLidarMeasurement, self).__init__(plus45_files, minus45_files, use_id_as_name,
                                                          licel_timezone=licel_timezone)
         def set_PT(self):
             ''' Sets the pressure and temperature at station level. This is used if molecular_calc parameter is
             set to 0 (i.e. use US Standard atmosphere).
             The results are stored in the info dictionary.
             '''
             self.info['Temperature'] = temperature
             self.info['Pressure'] = pressure
     return CustomLidarMeasurement
 def read_settings_file(settings_path):
     """ Read the settings file.
     The file should contain python code."""
     if not os.path.isfile(settings_path):
         logging.error("The provided settings path does not correspond to a file.")
         sys.exit(1)
     dirname, basename = os.path.split(settings_path)
     sys.path.append(dirname)
     module_name, _ = os.path.splitext(basename)
     settings = importlib.import_module(module_name)
     return settings
 def main():
     # Define the command line argument
     parser = argparse.ArgumentParser(description="A program to convert Licel binary files from depolarization calibration measurements to the SCC NetCDF format.")
     parser.add_argument("parameter_file", help="The path to a parameter file linking licel and SCC channels.")
     parser.add_argument("plus45_string", help="Search string for plus 45 degree files")
     parser.add_argument("minus45_string", help="Search string for minus 45 degree files")
     parser.add_argument("-i", '--id_as_name',
                         help="Use transient digitizer ids as channel names, instead of descriptive names",
                         action="store_true")
     parser.add_argument("-m", "--measurement_id", help="The new measurement id", default=None)
     parser.add_argument("-n", "--measurement_number",
                         help="The measurement number for the date from 00 to 99. Used if no id is provided",
                         default="00")
     parser.add_argument("-t", "--temperature", type=float,
                         help="The temperature (in C) at lidar level, required if using US Standard atmosphere",
                         default="25")
     parser.add_argument("-p", "--pressure", type=float,
                         help="The pressure (in hPa) at lidar level, required if using US Standard atmosphere",
                         default="1020")
     parser.add_argument('--licel_timezone', help="String describing the timezone according to the tz database.",
                         default="UTC", dest="licel_timezone",
                        )
     # Verbosity settings from http://stackoverflow.com/a/20663028
     parser.add_argument('-d', '--debug', help="Print dubuging information.", action="store_const",
                         dest="loglevel", const=logging.DEBUG, default=logging.INFO,
                         )
     parser.add_argument('-s', '--silent', help="Show only warning and error messages.", action="store_const",
                         dest="loglevel", const=logging.WARNING
                         )
     parser.add_argument('-D', '--dark_measurements', help="Location of files containing dark measurements. Use relative path and filename wildcars, see 'files' parameter for example.",
                         default="", dest="dark_files"
                         )
     parser.add_argument('--version', help="Show current version.", action='store_true')
     args = parser.parse_args()
     # Get the logger with the appropriate level
     logging.basicConfig(format='%(levelname)s: %(message)s', level=args.loglevel)
     logger = logging.getLogger(__name__)
     #coloredlogs.install(fmt='%(levelname)s: %(message)s', level=args.loglevel)
     if args.version:
         print("Version: %s" % __version__)
         sys.exit(0)
     # Get a list of files to convert
     plus45_files = glob.glob(args.plus45_string)
     minus45_files = glob.glob(args.minus45_string)
     if len(plus45_files)==0 or len(minus45_files)==0:
         logger.error("No files found when searching for %s and %s." % (plus45_files, minus45_files))
         sys.exit(1)
     # Read the files
     logger.info("Reading {0} files from {1}".format(len(plus45_files), args.plus45_string))
     logger.info("Reading {0} files from {1}".format(len(minus45_files), args.minus45_string))
     CustomLidarMeasurement = create_custom_class(args.parameter_file, args.id_as_name, args.temperature,
                                                  args.pressure, args.licel_timezone)
     measurement = CustomLidarMeasurement(plus45_files, minus45_files)
     # Get a list of files containing dark measurements
     if args.dark_files != "":
         dark_files = glob.glob(args.dark_files)
         if dark_files:
             logger.debug("Using %s as dark measurements files!" % ', '.join(dark_files))
             measurement.dark_measurement = CustomLidarMeasurement(dark_files, dark_files)
         else:
             logger.warning('No dark measurement files found when searching for %s. Will not use any dark measurements.' % args.dark_files)
     try:
         measurement = measurement.subset_by_scc_channels()
     except ValueError as err:
         logging.error(err)
         sys.exit(1)
     # Save the netcdf
     logger.info("Saving netcdf")
     measurement.set_measurement_id(args.measurement_id, args.measurement_number)
     measurement.save_as_SCC_netcdf()
     logger.info("Created file %s" % measurement.scc_filename)

Mercurial > public > atmospheric_lidar / annotate

atmospheric_lidar/scripts/licel2scc_depol.py@44a43b0e452f (annotated)

atmospheric_lidar/scripts/licel2scc_depol.py