def run():
"""
The main cli function.
"""
# create an argparse instance
parser = argparse.ArgumentParser(prog='newslynx/nlynx')
parser.add_argument('--no-color', dest='no_color', action="store_true",
default=False, help='Disable colored logging.')
# add the subparser "container"
subparser = parser.add_subparsers(help='Subcommands', dest='cmd')
subcommands = setup(subparser)
# parse the arguments + options
opts, kwargs = parser.parse_known_args()
kwargs = parse_runtime_args(kwargs)
# run the necessary subcommand
if opts.cmd not in subcommands:
subcommands
echo_error(RuntimeError("No such subcommand."), no_color=opts.no_color)
try:
subcommands[opts.cmd](opts, **kwargs)
except KeyboardInterrupt as e:
echo('Interrupted by user, exiting', color=Fore.YELLOW, no_color=opts.no_color)
sys.exit(2) # interrupt
except Exception as e:
tb = format_exc()
echo_error(e, tb, no_color=opts.no_color)
sys.exit(1)
def run(opts, **kwargs):
# connect to the api
api = API(
apikey=opts.apikey,
org=opts.org,
api_url=opts.api_url,
raise_errors=opts.raise_errors)
# get the collection
cobj = getattr(api, opts.collection, None)
if not cobj:
e = RuntimeError("Error: Collection '{}' does not exist."
.format(opts.collection))
echo_error(e)
echo("Choose from the following collections:\n\t- {}"
.format(opts.collection, "\n\t- {}".join(COLLECTIONS)),
color = fore.WHITE)
sys.exit(1)
# allow for `-` instead of `_`:
if opts.method:
opts.method = opts.method.replace('-', "_")
mobj = getattr(cobj, opts.method, None)
if not mobj:
options = CMD_TREE[opts.collection]
if opts.method != 'ls':
e = RuntimeError("Method '{}' does not exist for collection '{}'"
.format(opts.method, opts.collection))
echo_error(e, no_color=opts.no_color)
else:
echo("/{}".format(opts.collection), color=Fore.BLUE, no_color=opts.no_color)
msg = "choose from the following methods:\n\t- {}"\
.format( "\n\t- ".join(options))
echo(msg, color=Fore.YELLOW, no_color=opts.no_color)
sys.exit(1)
# parse body file / json string.
kwargs.update(load_data(opts.data, opts))
# execute method
try:
res = mobj(**kwargs)
except KeyboardInterrupt as e:
echo_error("Interrupted by user. Exiting.", color=Fore.YELLOW, no_color=opts.no_color)
sys.exit(2) # interrupt
except Exception as e:
tb = format_exc()
echo_error(e, tb, no_color=opts.no_color)
sys.exit(1)
# stream output
if isgenerator(res):
for r in res:
sys.stdout.write(serialize.obj_to_json(r) +"\n")
# stream
else:
sys.stdout.write(serialize.obj_to_json(res))
sys.exit(0)