Source code for py_tools_ds.processing.shell
# -*- coding: utf-8 -*-
# py_tools_ds - A collection of geospatial data analysis tools that simplify standard
# operations when handling geospatial raster and vector data as well as projections.
#
# Copyright (C) 2016-2024
# - Daniel Scheffler (GFZ Potsdam, daniel.scheffler@gfz-potsdam.de)
# - Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences Potsdam,
# Germany (https://www.gfz-potsdam.de/)
#
# This software was developed within the context of the GeoMultiSens project funded
# by the German Federal Ministry of Education and Research
# (project grant code: 01 IS 14 010 A-C).
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import shlex
from subprocess import PIPE, Popen
__author__ = "Daniel Scheffler"
[docs]
def subcall_with_output(cmd, v=False):
"""Execute external command and get its stdout, exitcode and stderr.
:param cmd: a normal shell command including parameters
:param v: verbose mode (prints
"""
proc = Popen(shlex.split(cmd), stdout=PIPE, stderr=PIPE)
out, err = proc.communicate()
exitcode = proc.returncode
if v and exitcode:
print('SUBCALL CMD:', cmd)
print('SUBCALL OUT:', out)
print('SUBCALL ERR:', err)
return out, exitcode, err