Python Parser 예제들

예제 #1

 def build_parser(parser: Parser) -> Parser:
     parser.add_argument('numbers', type=int, nargs='+')
     return parser

예제 #2

# built-in
from functools import reduce

# project
from dephell_argparse import CommandHandler, Parser

parser = Parser()


@parser.add_command
class PingCommand(CommandHandler):
    def __call__(self):
        self.print('pong')
        return 14


@parser.add_command
class MathSumCommand(CommandHandler):
    """Return sum of numbers
    """
    @staticmethod
    def build_parser(parser: Parser) -> Parser:
        parser.add_argument('numbers', type=int, nargs='+')
        return parser

    def __call__(self):
        result = sum(self.args.numbers)
        self.print(result)
        return 15

예제 #3

# built-in
from functools import reduce

# project
from dephell_argparse import CommandHandler, Parser


parser = Parser()


@parser.add_command
class PingCommand(CommandHandler):
    def __call__(self):
        self.print('pong')
        return 0


@parser.add_command
class MathSumCommand(CommandHandler):
    """Return sum of numbers
    """
    @staticmethod
    def build_parser(parser: Parser) -> Parser:
        parser.add_argument('numbers', type=int, nargs='+')
        return parser

    def __call__(self):
        result = sum(self.args.numbers)
        self.print(result)
        return 0

예제 #4

파일: params.py 프로젝트: jhermann/dephell_argparse

# project
from dephell_argparse import CommandHandler, Parser


class SumCommand(CommandHandler):
    """Return sum of numbers
    """
    @staticmethod
    def build_parser(parser: Parser) -> Parser:
        parser.add_argument('numbers', type=int, nargs='+')
        return parser

    def __call__(self):
        result = sum(self.args.numbers)
        self.print(result)
        return 0


parser = Parser()
parser.add_command(SumCommand)

if __name__ == '__main__':
    exit(parser.handle())

예제 #5

from logging import getLogger
from pdb import post_mortem
from sys import argv
from typing import List

# external
from dephell_argparse import Command, Parser

# app
from .commands import COMMANDS
from .constants import ReturnCodes
from .exceptions import ExtraException

logger = getLogger('dephell.cli')
parser = Parser(
    description='Manage dependencies, projects, virtual environments.',
    usage='dephell COMMAND [OPTIONS]',
)
for handler in COMMANDS.values():
    parser.add_command(handler=handler)


def main(argv: List[str]) -> int:
    # print help
    if not argv:
        parser._print_message(parser.format_help())
        return ReturnCodes.OK.value
    if len(argv) == 1 and argv[0] in ('--help', 'help', 'commands'):
        parser._print_message(parser.format_help())
        return ReturnCodes.OK.value
    if len(argv) == 1 and argv[0] in ('-v', '--version'):
        argv = ['inspect', 'self']

예제 #6

파일: hello.py 프로젝트: jhermann/dephell_argparse

# project
from dephell_argparse import Parser


def hello(args) -> int:
    """Say "hello"!
    """
    print('hello!')
    return 0


parser = Parser()
parser.add_command(hello)

if __name__ == '__main__':
    exit(parser.handle())