def _parse_params(path_params):
from ruamel.yaml import YAMLError
from dvc.dependency.param import ParamsDependency
from dvc.utils.flatten import unflatten
from dvc.utils.serialize import loads_yaml
ret = {}
for path_param in path_params:
path, _, params_str = path_param.rpartition(":")
# remove empty strings from params, on condition such as `-p "file1:"`
params = {}
for param_str in filter(bool, params_str.split(",")):
try:
# interpret value strings using YAML rules
key, value = param_str.split("=")
params[key] = loads_yaml(value)
except (ValueError, YAMLError):
raise InvalidArgumentError(
f"Invalid param/value pair '{param_str}'"
)
if not path:
path = ParamsDependency.DEFAULT_PARAMS_FILE
ret[path] = unflatten(params)
return ret
def raw(self, **kwargs):
return loads_yaml(self.content, typ="rt")