pycldf.cli_util

Functionality to use in commandline tools which need to access CLDF datasets.

class pycldf.cli_util.FlagOrPathType(must_exist=True, type=None)

Parameters:

• must_exist (bool) –

• type (typing.Optional[str]) –

class pycldf.cli_util.UrlOrPathType(must_exist=True, type=None)

Parameters:

• must_exist (bool) –

• type (typing.Optional[str]) –

pycldf.cli_util.add_dataset(parser)

Adds a positional argument named dataset to the parser to specify a CLDF dataset.

Parameters:

parser (argparse.ArgumentParser) –

pycldf.cli_util.get_dataset(args)

Uses the dataset specification in args to return a corresponding Dataset instance.

Parameters:

args (argparse.Namespace) –

Return type:

pycldf.dataset.Dataset

pycldf.cli_util.strtobool(val)

Convert a string representation of truth to true (1) or false (0).

True values are ‘y’, ‘yes’, ‘t’, ‘true’, ‘on’, and ‘1’; false values are ‘n’, ‘no’, ‘f’, ‘false’, ‘off’, and ‘0’. Raises ValueError if ‘val’ is anything else.

Parameters:

val (str) –

Return type:

int