Reading NetCDF files with a generic reader¶
In this example, we read NetCDF files from different sources using a generic reader from \(\omega radlib's\) io module.
[1]:
from wradlib.io import read_generic_netcdf
from wradlib.util import get_wradlib_data_file
import os
[2]:
# A little helper function for repeated tasks
def read_and_overview(filename):
"""Read NetCDF using read_generic_netcdf and print upper level dictionary keys
"""
test = read_generic_netcdf(filename)
print("\nPrint keys for file %s" % os.path.basename(filename))
for key in test.keys():
print("\t%s" % key)
CfRadial example from TITAN homepage¶
See also: https://ral.ucar.edu/projects/titan/docs/radial_formats/
[3]:
filename = 'netcdf/cfrad.20080604_002217_000_SPOL_v36_SUR.nc'
filename = get_wradlib_data_file(filename)
read_and_overview(filename)
Print keys for file cfrad.20080604_002217_000_SPOL_v36_SUR.nc
Conventions
version
title
institution
references
source
history
comment
instrument_name
site_name
scan_name
scan_id
platform_is_mobile
n_gates_vary
dimensions
variables
Example PPI from Py-ART repository¶
See also: https://github.com/ARM-DOE/pyart/
[4]:
filename = 'netcdf/example_cfradial_ppi.nc'
filename = get_wradlib_data_file(filename)
read_and_overview(filename)
Print keys for file example_cfradial_ppi.nc
comment
title
Conventions
source
version
references
instrument_name
institution
field_names
history
dimensions
variables
Example RHI from Py-ART repository¶
See also: https://github.com/ARM-DOE/pyart/
[5]:
filename = 'netcdf/example_cfradial_rhi.nc'
filename = get_wradlib_data_file(filename)
read_and_overview(filename)
Print keys for file example_cfradial_rhi.nc
comment
title
Conventions
source
version
references
instrument_name
institution
field_names
history
dimensions
variables
Example EDGE NetCDF export format¶
[6]:
filename = 'netcdf/edge_netcdf.nc'
filename = get_wradlib_data_file(filename)
read_and_overview(filename)
Print keys for file edge_netcdf.nc
TypeName
DataType
Latitude
Longitude
Height
Time
FractionalTime
attributes
NyquistVelocity-unit
NyquistVelocity-value
vcp-unit
vcp-value
radarName-unit
radarName-value
ColorMap-unit
ColorMap-value
Elevation
ElevationUnits
MissingData
RangeFolded
RadarParameters
PRF-unit
PRF-value
PulseWidth-unit
PulseWidth-value
MaximumRange-unit
MaximumRange-value
ConversionPlugin
dimensions
variables