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Adding function to create new database #72

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Adding function to create new database #72

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5c62756
adding function to create new database
tpmccallum May 27, 2015
0836268
Update CreateDatabase.py
tpmccallum May 28, 2015
9fe5e58
Update CreateDatabase.py
tpmccallum May 28, 2015
898886a
Update CreateDatabase.py
tpmccallum May 28, 2015
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28 changes: 21 additions & 7 deletions bookworm/CreateDatabase.py
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ def __init__(self,dbname=None):
self.username=config.get("client","user")
self.password=config.get("client","password")
self.conn = None

def connect(self, setengine=True):
#These scripts run as the Bookworm _Administrator_ on this machine; defined by the location of this my.cnf file.
self.conn = MySQLdb.connect(read_default_file="~/.my.cnf",use_unicode='True', charset='utf8', db='', local_infile=1)
Expand All @@ -52,13 +52,27 @@ def connect(self, setengine=True):
"you may need to add \"default-storage-engine=MYISAM\" manually "
"to the [mysqld] user in /etc/my.cnf. Trying again to connect...")
self.connect(setengine=False)


#Allows a user to create another database by firstly creating new instantiation of DB class and calling this createDatabase function, further queries can then be excecuted using the query function below.
def createDatabase(self, dbname=None):
if dbname == None:
print "You did not provide a database name so we are using the one provided previously%s." % (self.dbname)
else:
self.dbname = dbname
#create a connector
self.conn = MySQLdb.connect(read_default_file="~/.my.cnf",use_unicode='True', charset='utf8', db='', local_infile=1)
#Create cursor
cursor = self.conn.cursor()
try:
cursor.execute("CREATE DATABASE IF NOT EXISTS %s" % self.dbname)
#Don't use native query attribute here to avoid infinite loops
cursor.execute("SET NAMES 'utf8'")
cursor.execute("SET CHARACTER SET 'utf8'")
except:
logging.error("Unable to create database")

#Allows user to run queries on new database
def query(self, sql):
"""
Billy defined a separate query method here so that the common case of a connection being
timed out doesn't cause the whole shebang to fall apart: instead, it just reboots
the connection and starts up nicely again.
"""
logging.debug(sql)
try:
cursor = self.conn.cursor()
Expand Down