From a73e689bc409fcbd00c41c5ea6f32fd3651aae37 Mon Sep 17 00:00:00 2001
From: karnem <mikhail.karnevskiy@desy.de>
Date: Mon, 24 Jun 2019 15:26:51 +0200
Subject: [PATCH] Retrieve only meta data
---
cal_tools/cal_tools/tools.py | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/cal_tools/cal_tools/tools.py b/cal_tools/cal_tools/tools.py
index e1e68c158..c48c8e26d 100644
--- a/cal_tools/cal_tools/tools.py
+++ b/cal_tools/cal_tools/tools.py
@@ -465,7 +465,7 @@ already_printed = {}
def get_from_db(device, constant, condition, empty_constant,
cal_db_interface, creation_time=None,
- verbosity=1, timeout=30000, ntries=120):
+ verbosity=1, timeout=30000, ntries=120, meta_only=True):
"""
Return calibration constants and metadata requested from CalDB
@@ -478,6 +478,8 @@ def get_from_db(device, constant, condition, empty_constant,
:param verbosity: Level of verbosity (0 - silent)
:param timeout: Timeout for zmq request
:param ntries: number of tries to contact the database
+ :param meta_only: Retrieve only metadata via ZMQ. Constants are taken
+ directly from the h5 file on maxwell.
:return: Calibration constant, metadata
"""
from iCalibrationDB import ConstantMetaData, Versions
@@ -508,7 +510,7 @@ def get_from_db(device, constant, condition, empty_constant,
try:
metadata.retrieve(this_interface,
when=creation_time.isoformat(),
- timeout=6000000, meta_only=True)
+ timeout=6000000, meta_only=meta_only)
break
except Exception as e:
if verbosity > 0:
@@ -531,14 +533,14 @@ def get_from_db(device, constant, condition, empty_constant,
def get_constant_from_db(device, constant, condition, empty_constant,
cal_db_interface, creation_time=None,
- print_once=True, timeout=30000, ntries=120):
+ print_once=True, timeout=30000, ntries=120,
+ meta_only=True):
"""
Return calibration constants requested from CalDB
"""
data, _ = get_from_db(device, constant, condition, empty_constant,
cal_db_interface, creation_time,
- int(print_once), timeout, ntries)
-
+ int(print_once), timeout, ntries, meta_only)
return data
--
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