get_number_of_copies.py
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	# -- coding: utf-8 --
	#
	# This file is part of Invenio.
	# Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010, 2011, 2015 CERN.
	#
	# Invenio is free software; you can redistribute it and/or
	# modify it under the terms of the GNU General Public License as
	# published by the Free Software Foundation; either version 2 of the
	# License, or (at your option) any later version.
	#
	# Invenio is distributed in the hope that it will be useful, but
	# WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	# General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with Invenio; if not, write to the Free Software Foundation, Inc.,
	# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.


	def get_number_of_copies(recid):
	"""
	Searches inside crcITEM for the number of appearances of recid

	@param recid:

	@return: Number of copies
	"""
	from invenio.legacy.dbquery import run_sql
	if recid:
	try:
	return run_sql('SELECT COUNT(*) FROM "crcITEM" WHERE id_bibrec=%s', (recid,))[0][0]
	except Exception:
	return -1