def visa_main(command=None):
import argparse
parser = argparse.ArgumentParser(
description='PyVISA command-line utilities')
parser.add_argument('--backend',
'-b',
dest='backend',
action='store',
default=None,
help='backend to be used (default: ivi)')
if not command:
subparsers = parser.add_subparsers(title='command', dest='command')
info_parser = subparsers.add_parser(
'info', help='print information to diagnose PyVISA')
console_parser = subparsers.add_parser('shell',
help='start the PyVISA console')
args = parser.parse_args()
if command:
args.command = command
if args.command == 'info':
from pyvisa import util
util.get_debug_info()
elif args.command == 'shell':
from pyvisa import shell
shell.main('@' + args.backend if args.backend else '')
def test_get_debug_info(self):
details = util.system_details_to_str(util.get_system_details())
self.assertSequenceEqual(util.get_debug_info(False), details)
temp_stdout = StringIO()
with contextlib.redirect_stdout(temp_stdout):
util.get_debug_info()
output = temp_stdout.getvalue()
self.assertSequenceEqual(output.strip(), details.strip())
def test_get_debug_info(self):
details = util.system_details_to_str(util.get_system_details())
assert util.get_debug_info(False) == details
temp_stdout = StringIO()
with contextlib.redirect_stdout(temp_stdout):
util.get_debug_info()
output = temp_stdout.getvalue()
assert output.strip() == details.strip()
def visa_main(command: Optional[str] = None) -> None:
"""Run the main entry point for command line tools.
Parameters
----------
command : str, optional
What command to invoke, if None the value is read from the command
line arguments
"""
import argparse
parser = argparse.ArgumentParser(
description="PyVISA command-line utilities")
parser.add_argument(
"--backend",
"-b",
dest="backend",
action="store",
default=None,
help="backend to be used (default: ivi)",
)
if not command:
subparsers = parser.add_subparsers(title="command", dest="command")
subparsers.add_parser("info",
help="print information to diagnose PyVISA")
subparsers.add_parser("shell", help="start the PyVISA console")
args = parser.parse_args()
if command:
args.command = command
if args.command == "info":
from pyvisa import util
util.get_debug_info()
elif args.command == "shell":
from pyvisa import shell
shell.main("@" + args.backend if args.backend else "")
shell.main("@" + args.backend if args.backend else "")
else:
raise ValueError(
f"Unknown command {args.command}. Valid values are: info and shell"
)
def visa_main(command=None):
import argparse
parser = argparse.ArgumentParser(description='PyVISA command-line utilities')
parser.add_argument('--backend', '-b', dest='backend', action='store', default=None,
help='backend to be used (default: ni)')
if not command:
subparsers = parser.add_subparsers(title='command', dest='command')
info_parser = subparsers.add_parser('info', help='print information to diagnose PyVISA')
console_parser = subparsers.add_parser('shell', help='start the PyVISA console')
args = parser.parse_args()
if command:
args.command = command
if args.command == 'info':
from pyvisa import util
util.get_debug_info()
elif args.command == 'shell':
from pyvisa import shell
shell.main('@' + args.backend if args.backend else '')
:copyright: 2014 by PyVISA Authors, see AUTHORS for more details.
:license: MIT, see COPYING for more details.
"""
from __future__ import division, unicode_literals, print_function, absolute_import
from pyvisa import logger, __version__, log_to_screen, constants
from pyvisa.highlevel import ResourceManager
from pyvisa.errors import (Error, VisaIOError, VisaIOWarning, VisaTypeError,
UnknownHandler, OSNotSupported, InvalidBinaryFormat,
InvalidSession, LibraryError)
# This is needed to registry all resources.
from pyvisa.resources import Resource
if __name__ == '__main__':
import argparse
parser = argparse.ArgumentParser(description='PyVISA command-line utilities')
subparsers = parser.add_subparsers(title='command', dest='command')
info_parser = subparsers.add_parser('info', help='print information to diagnose PyVISA')
console_parser = subparsers.add_parser('shell', help='start the PyVISA console')
args = parser.parse_args()
if args.command == 'info':
from pyvisa import util
util.get_debug_info()
elif args.command == 'shell':
from pyvisa import shell
shell.main()
