def _hist_create_parser():
"""Create a parser for the "history" command."""
p = argparse.ArgumentParser(prog='history',
description="try 'history <command> --help' "
'for more info')
subp = p.add_subparsers(title='commands', dest='action')
# session action
show = subp.add_parser('show', prefix_chars='-+',
help='display history of a session, default command')
show.add_argument('-r', dest='reverse', default=False,
action='store_true', help='reverses the direction')
show.add_argument('-n', dest='numerate', default=False,
action='store_true', help='numerate each command')
show.add_argument('-t', dest='timestamp', default=False,
action='store_true', help='show command timestamps')
show.add_argument('-T', dest='end_time', default=None,
help='show only commands before timestamp')
show.add_argument('+T', dest='start_time', default=None,
help='show only commands after timestamp')
show.add_argument('-f', dest='datetime_format', default=None,
help='the datetime format to be used for'
'filtering and printing')
show.add_argument('session', nargs='?', choices=_HIST_SESSIONS.keys(),
default='session',
metavar='session',
help='{} (default: current session, all is an alias for xonsh)'
''.format(', '.join(map(repr, _HIST_SESSIONS.keys()))))
show.add_argument('slices', nargs='*', default=None, metavar='slice',
help='integer or slice notation')
# 'id' subcommand
subp.add_parser('id', help='display the current session id')
# 'file' subcommand
subp.add_parser('file', help='display the current history filename')
# 'info' subcommand
info = subp.add_parser('info', help=('display information about the '
'current history'))
info.add_argument('--json', dest='json', default=False,
action='store_true', help='print in JSON format')
# diff
diff = subp.add_parser('diff', help='diff two xonsh history files')
_dh_create_parser(p=diff)
# replay, dynamically
from xonsh import replay
rp = subp.add_parser('replay', help='replay a xonsh history file')
replay._rp_create_parser(p=rp)
_HIST_MAIN_ACTIONS['replay'] = replay._rp_main_action
# gc
gcp = subp.add_parser(
'gc', help='launches a new history garbage collector')
gcp.add_argument('--size', nargs=2, dest='size', default=None,
help=('next two arguments represent the history size and '
'units; e.g. "--size 8128 commands"'))
bgcp = gcp.add_mutually_exclusive_group()
bgcp.add_argument('--blocking', dest='blocking', default=True,
action='store_true',
help=('ensures that the gc blocks the main thread, '
'default True'))
bgcp.add_argument('--non-blocking', dest='blocking', action='store_false',
help='makes the gc non-blocking, and thus return sooner')
return p
def _hist_create_parser():
"""Create a parser for the "history" command."""
p = argparse.ArgumentParser(prog='history',
description='Tools for dealing with history')
subp = p.add_subparsers(title='action', dest='action')
# session action
show = subp.add_parser('show', help='displays session history, default action')
show.add_argument('-r', dest='reverse', default=False,
action='store_true', help='reverses the direction')
show.add_argument('-n', dest='numerate', default=False, action='store_true',
help='numerate each command')
show.add_argument('session', nargs='?', choices=_HIST_SESSIONS.keys(), default='session',
help='Choose a history session, defaults to current session')
show.add_argument('slices', nargs=argparse.REMAINDER, default=[],
help='display history entries or range of entries')
# 'id' subcommand
subp.add_parser('id', help='displays the current session id')
# 'file' subcommand
subp.add_parser('file', help='displays the current history filename')
# 'info' subcommand
info = subp.add_parser('info', help=('displays information about the '
'current history'))
info.add_argument('--json', dest='json', default=False,
action='store_true', help='print in JSON format')
# diff
diff = subp.add_parser('diff', help='diffs two xonsh history files')
_dh_create_parser(p=diff)
# replay, dynamically
from xonsh import replay
rp = subp.add_parser('replay', help='replays a xonsh history file')
replay._rp_create_parser(p=rp)
_HIST_MAIN_ACTIONS['replay'] = replay._rp_main_action
# gc
gcp = subp.add_parser(
'gc', help='launches a new history garbage collector')
gcp.add_argument('--size', nargs=2, dest='size', default=None,
help=('next two arguments represent the history size and '
'units; e.g. "--size 8128 commands"'))
bgcp = gcp.add_mutually_exclusive_group()
bgcp.add_argument('--blocking', dest='blocking', default=True,
action='store_true',
help=('ensures that the gc blocks the main thread, '
'default True'))
bgcp.add_argument('--non-blocking', dest='blocking', action='store_false',
help='makes the gc non-blocking, and thus return sooner')
return p
def _hist_create_parser():
"""Create a parser for the "history" command."""
p = argparse.ArgumentParser(prog='history',
description='Tools for dealing with history')
subp = p.add_subparsers(title='action', dest='action')
# show action
show = subp.add_parser('show',
help='displays current history, default action')
show.add_argument('-r', dest='reverse', default=False, action='store_true',
help='reverses the direction')
show.add_argument('n', nargs='?', default=None,
help='display n\'th history entry if n is a simple int, '
'or range of entries if it is Python slice notation')
# 'id' subcommand
subp.add_parser('id', help='displays the current session id')
# 'file' subcommand
subp.add_parser('file', help='displays the current history filename')
# 'info' subcommand
info = subp.add_parser('info', help=('displays information about the '
'current history'))
info.add_argument('--json', dest='json', default=False, action='store_true',
help='print in JSON format')
# diff
diff = subp.add_parser('diff', help='diffs two xonsh history files')
_dh_create_parser(p=diff)
# replay, dynamically
from xonsh import replay
rp = subp.add_parser('replay', help='replays a xonsh history file')
replay._rp_create_parser(p=rp)
_HIST_MAIN_ACTIONS['replay'] = replay._rp_main_action
# gc
gcp = subp.add_parser('gc', help='launches a new history garbage collector')
gcp.add_argument('--size', nargs=2, dest='size', default=None,
help=('next two arguments represent the history size and '
'units; e.g. "--size 8128 commands"'))
bgcp = gcp.add_mutually_exclusive_group()
bgcp.add_argument('--blocking', dest='blocking', default=True,
action='store_true',
help=('ensures that the gc blocks the main thread, '
'default True'))
bgcp.add_argument('--non-blocking', dest='blocking', action='store_false',
help='makes the gc non-blocking, and thus return sooner')
return p
def _hist_create_parser():
"""Create a parser for the "history" command."""
p = argparse.ArgumentParser(prog='history',
description='Tools for dealing with history')
subp = p.add_subparsers(title='action', dest='action')
# session action
show = subp.add_parser('show', aliases=['session'],
help='displays session history, default action')
show.add_argument('-r', dest='reverse', default=False,
action='store_true',
help='reverses the direction')
show.add_argument('n', nargs='?', default=None,
help='display n\'th history entry if n is a simple '
'int, or range of entries if it is Python '
'slice notation')
# all action
xonsh = subp.add_parser('xonsh', aliases=['all'],
help='displays history from all sessions')
xonsh.add_argument('-r', dest='reverse', default=False,
action='store_true',
help='reverses the direction')
xonsh.add_argument('n', nargs='?', default=None,
help='display n\'th history entry if n is a '
'simple int, or range of entries if it '
'is Python slice notation')
# zsh action
zsh = subp.add_parser('zsh', help='displays history from zsh sessions')
zsh.add_argument('-r', dest='reverse', default=False,
action='store_true',
help='reverses the direction')
zsh.add_argument('n', nargs='?', default=None,
help='display n\'th history entry if n is a '
'simple int, or range of entries if it '
'is Python slice notation')
# bash action
bash = subp.add_parser('bash', help='displays history from bash sessions')
bash.add_argument('-r', dest='reverse', default=False,
action='store_true',
help='reverses the direction')
bash.add_argument('n', nargs='?', default=None,
help='display n\'th history entry if n is a '
'simple int, or range of entries if it '
'is Python slice notation')
# 'id' subcommand
subp.add_parser('id', help='displays the current session id')
# 'file' subcommand
subp.add_parser('file', help='displays the current history filename')
# 'info' subcommand
info = subp.add_parser('info', help=('displays information about the '
'current history'))
info.add_argument('--json', dest='json', default=False,
action='store_true', help='print in JSON format')
# diff
diff = subp.add_parser('diff', help='diffs two xonsh history files')
_dh_create_parser(p=diff)
# replay, dynamically
from xonsh import replay
rp = subp.add_parser('replay', help='replays a xonsh history file')
replay._rp_create_parser(p=rp)
_HIST_MAIN_ACTIONS['replay'] = replay._rp_main_action
# gc
gcp = subp.add_parser(
'gc', help='launches a new history garbage collector')
gcp.add_argument('--size', nargs=2, dest='size', default=None,
help=('next two arguments represent the history size and '
'units; e.g. "--size 8128 commands"'))
bgcp = gcp.add_mutually_exclusive_group()
bgcp.add_argument('--blocking', dest='blocking', default=True,
action='store_true',
help=('ensures that the gc blocks the main thread, '
'default True'))
bgcp.add_argument('--non-blocking', dest='blocking', action='store_false',
help='makes the gc non-blocking, and thus return sooner')
return p