def create_flag_parameter(flag: Flag) -> str:
parameter: str = Color.highlight_text('<' + flag.parameter + '>',
Color.FORE['Green'])
if flag.values is not None and len(flag.values) > 0:
parameter += '=' + Color.highlight_text(
'{' + '|'.join(flag.values) + '}', Color.FORE['Yellow'])
return parameter
def _print_argument_details(self) -> None:
for argument in self._arguments:
name: str = Color.highlight_text(argument.name,
Color.FORE['Green'])
if argument.values is not None and len(argument.values) > 0:
name += '=' + Color.highlight_text(
'{' + '|'.join(argument.values) + '}',
Color.FORE['Yellow'])
print(name + ': ' + argument.description)
def _print_flag_details(self) -> None:
for flag in self._flags:
long_name: str = Color.highlight_text('--' + flag.names[0],
Color.FORE['Cyan'])
if flag.parameter is not None:
long_name += ' ' + Color.highlight_text(
'<' + flag.parameter + '>', Color.FORE['Green'])
if flag.values is not None and len(flag.values) > 0:
long_name += '=' + Color.highlight_text(
'{' + '|'.join(flag.values) + '}',
Color.FORE['Yellow'])
short_name: str = Color.highlight_text(
'-' + flag.names[1], Color.FORE['Cyan']) + ', ' if len(
flag.names[1]) > 0 else ''
print(short_name + long_name + ': ' + flag.description)
def _create_argument_help(self) -> str:
command: str = ''
for argument in self._arguments:
argument_name: str = Color.highlight_text(
'<' + argument.name + '>', Color.FORE['Green'])
if argument.values is not None and len(argument.values) > 0:
argument_name += '=' + Color.highlight_text(
'{' + '|'.join(argument.values) + '}',
Color.FORE['Yellow'])
if argument.repeated:
argument_name += '...'
if argument.required:
command += ' ' + argument_name
else:
command += ' [' + argument_name + ']'
return command
def _print_group_help(self) -> None:
group_name: str = Color.highlight_text(self._name,
Color.FORE['Magenta'])
generic_command: str = Color.highlight_text('<command>',
Color.FORE['Green'])
generic_args: str = Color.highlight_text('[<args>]',
Color.FORE['Green'])
print(group_name + ' ' + generic_command + ' ' + generic_args)
print()
user_commands: List[Command] = [
command for command in self._commands if command.name != 'help'
]
for command in user_commands:
command_name: str = Color.highlight_text(command.name,
Color.FORE['Cyan'])
command_description: str = command.description if command.description is not None else NO_DESCRIPTION
print(command_name + ': ' + command_description)
def print_help(self) -> None:
command: str = Color.highlight_text(self._name, Color.FORE['Magenta'])
if len(self._flags) > 0:
command += self._create_flag_help()
if len(self._arguments) > 0:
command += self._create_argument_help()
print(command)
if len(self._arguments) > 0:
print()
self._print_argument_details()
if len(self._flags) > 0:
print()
self._print_flag_details()
def _create_flag_help(self) -> str:
command: str = ''
standalone_flag_names: List[str] = [
flag.names[1] for flag in self._flags
if len(flag.names[1]) > 0 and flag.parameter is None
]
parameter_flags: List[Flag] = [
flag for flag in self._flags
if len(flag.names[1]) > 0 and flag.parameter is not None
]
if len(standalone_flag_names) > 0 or len(parameter_flags) > 0:
command += ' '
if len(standalone_flag_names) > 0:
command += '[' + Color.highlight_text(
'-' + ''.join(standalone_flag_names), Color.FORE['Cyan']) + ']'
if len(parameter_flags) > 0:
command += ''.join([
'[' +
Color.highlight_text('-' + flag.names[1], Color.FORE['Cyan']) +
' ' + create_flag_parameter(flag) + ']'
for flag in parameter_flags
])
return command