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+# Copyright (C) University of Tennessee Health Science Center, Memphis, TN.
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License
+# as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program 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 Affero General Public License for more details.
+#
+# This program is available from Source Forge: at GeneNetwork Project
+# (sourceforge.net/projects/genenetwork/).
+#
+# Contact Drs. Robert W. Williams and Xiaodong Zhou (2010)
+# at rwilliams@uthsc.edu and xzhou15@uthsc.edu
+#
+#
+#
+# This module is used by GeneNetwork project (www.genenetwork.org)
+
+from db.call import fetch1
+
+from utility.logger import getLogger
+logger = getLogger(__name__ )
+
+###########################################################################
+#output: cursor instance
+#function: connect to database and return cursor instance
+###########################################################################
+def getCursor():
+ try:
+ logger.warning("Creating new MySQLdb cursor (this method is OBSOLETE!)")
+ con = MySQLdb.Connect(db=webqtlConfig.DB_NAME, host=webqtlConfig.MYSQL_SERVER, user=webqtlConfig.DB_USER, passwd=webqtlConfig.DB_PASSWD)
+ cursor = con.cursor()
+ return cursor
+ except:
+ return None
+
+def retrieve_species(group):
+ """Get the species of a group (e.g. returns string "mouse" on "BXD"
+
+ """
+ result = fetch1("select Species.Name from Species, InbredSet where InbredSet.Name = '%s' and InbredSet.SpeciesId = Species.Id" % (group),"/cross/"+group+".json",lambda r: r["species"])[0]
+ logger.debug("retrieve_species result:",result)
+ return result
+
+
+def retrieve_species_id(group):
+
+ result = fetch1("select SpeciesId from InbredSet where Name = '%s'" % (group),"/cross/"+group+".json",lambda r: r["species_id"])[0]
+ logger.debug("retrieve_species_id result:",result)
+ return result