def _get_metric_from_file(parent_path, metric_name):
metric_data = read_file(parent_path, metric_name)
if len(metric_data) == 0:
raise Exception("Metric '%s' is malformed. No data found." %
metric_name)
last_line = metric_data[-1]
timestamp, val = last_line.strip().split(" ")
return Metric(metric_name, float(val), int(timestamp))
def _get_param_from_file(parent_path, param_name):
param_data = read_file(parent_path, param_name)
if len(param_data) == 0:
raise Exception("Param '%s' is malformed. No data found." %
param_name)
if len(param_data) > 1:
raise Exception(
"Unexpected data for param '%s'. Param recorded more than once"
% param_name)
return Param(param_name, str(param_data[0].strip()))
def _get_tag_from_file(parent_path, tag_name):
_validate_tag_name(tag_name)
tag_data = read_file(parent_path, tag_name)
if len(tag_data) == 0:
raise Exception("Tag '%s' is malformed. No data found." % tag_name)
if len(tag_data) > 1:
raise Exception(
"Unexpected data for tag '%s'. Tag recorded more than once" %
tag_name)
return RunTag(tag_name, str(tag_data[0].strip()))
def get_metric_history(self, run_uuid, metric_key):
parent_path, metric_files = self._get_run_files(run_uuid, "metric")
if metric_key not in metric_files:
raise Exception("Metric '%s' not found under run '%s'" %
(metric_key, run_uuid))
metric_data = read_file(parent_path, metric_key)
rsl = []
for pair in metric_data:
ts, val = pair.strip().split(" ")
rsl.append(Metric(metric_key, float(val), int(ts)))
return rsl
def _get_tag_from_file(parent_path, tag_name):
_validate_tag_name(tag_name)
tag_data = read_file(parent_path, tag_name)
return RunTag(tag_name, tag_data)
def _get_param_from_file(parent_path, param_name):
_validate_param_name(param_name)
value = read_file(parent_path, param_name)
return Param(param_name, value)
