# Copyright 2017 TensorHub, Inc.
#
# 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
#
# http://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.

from __future__ import absolute_import
from __future__ import division

import os
import sys

import click

import guild.click_util
import guild.commands.main

def main():
    try:
        # pylint: disable=unexpected-keyword-arg,no-value-for-parameter
        guild.commands.main.main(standalone_mode=False, obj={})
    except click.exceptions.Abort:
        _handle_keyboard_interrupt()
    except click.exceptions.ClickException as e:
        _handle_click_exception(e,)
    except SystemExit as e:
        _handle_system_exit(e)

def _handle_keyboard_interrupt():
    sys.exit(1)

def _handle_click_exception(e):
    msg = guild.click_util.format_error_message(e)
    _print_error_and_exit(msg, e.exit_code)

def _print_error_and_exit(msg, exit_status):
    if msg:
        prog = os.path.basename(sys.argv[0])
        click.echo("%s: %s" % (prog, msg), err=True)
    sys.exit(exit_status)

def _handle_system_exit(e):
    if isinstance(e.code, tuple) and len(e.code) == 2:
        msg, code = e.code
    elif isinstance(e.code, int):
        msg, code = None, e.code
    else:
        msg, code = e.message, 1
    _print_error_and_exit(msg, code)

# Copyright 2017 TensorHub, Inc.
#
# 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
#
# http://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.

from __future__ import absolute_import
from __future__ import division

import os
import sys

import click

import guild.click_util
import guild.commands.main

def main():
    if os.getenv("PROFILE"):
        _profile_main()
    else:
        _main()

def _main():
    try:
        # pylint: disable=unexpected-keyword-arg,no-value-for-parameter
        guild.commands.main.main(standalone_mode=False, obj={})
    except click.exceptions.Abort:
        _handle_keyboard_interrupt()
    except click.exceptions.ClickException as e:
        _handle_click_exception(e,)
    except SystemExit as e:
        _handle_system_exit(e)

def _handle_keyboard_interrupt():
    sys.exit(1)

def _handle_click_exception(e):
    msg = guild.click_util.format_error_message(e)
    _print_error_and_exit(msg, e.exit_code)

def _print_error_and_exit(msg, exit_status):
    if msg:
        prog = os.path.basename(sys.argv[0])
        click.echo("%s: %s" % (prog, msg), err=True)
    sys.exit(exit_status)

def _handle_system_exit(e):
    if isinstance(e.code, tuple) and len(e.code) == 2:
        msg, code = e.code
    elif isinstance(e.code, int):
        msg, code = None, e.code
    else:
        msg, code = e.message, 1
    _print_error_and_exit(msg, code)

def _profile_main():
    import cProfile
    import tempfile
    p = cProfile.Profile()
    sys.stderr.write("Profiling command\n")
    p.enable()
    try:
        _main()
    finally:
        p.disable()
        _, tmp = tempfile.mkstemp(".profile")
        sys.stderr.write("Writing profile stats to %s\n" % tmp)
        p.dump_stats(tmp)
        sys.stderr.write("Use 'python -m pstats %s' to view stats\n" % tmp)

Support for profiling