def _op_src(opspec):
opdef = op_util.opdef_for_opspec(opspec)
src = opdef.guildfile.dir
if src is None:
return None
if not os.path.isdir(src):
raise remotelib.OperationError(
"cannot find source location for operation '%s'" % opspec)
if not os.path.exists(os.path.join(src, "guild.yml")):
raise remotelib.OperationError(
"source location for operation '%s' (%s) does not "
"contain guild.yml" % (opspec, src))
return src
def _opdef_for_opspec(opspec):
try:
return op_util.opdef_for_opspec(opspec)
except op_util.InvalidOpSpec:
_invalid_opspec_error(opspec)
except op_util.CwdGuildfileError as e:
_guildfile_error(e.path, str(e))
except op_util.NoSuchModel as e:
_no_such_model_op_error(opspec)
except op_util.MultipleMatchingModels as e:
_multiple_models_error(e.model_ref, e.matches)
except op_util.NoSuchOperation as e:
_no_such_opdef_error(e.model, e.op_name)
except op_util.ModelOpProxyError as e:
_model_op_proxy_error(e)