Mercurial > hg > Feedworm

annotate util.py @ 26:f9a3223182c5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
add a window icon
author Dirk Olmes <dirk@xanthippe.ping.de>
date Thu, 29 Apr 2010 06:47:22 +0200
parents 591ecc2a99bd
children 72dfae865899
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
1
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
2 from ConfigParser import ConfigParser
13
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
3 import logging
12
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
4 import Mapping
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
5 import socket
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
6 from sqlalchemy import create_engine
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
7 from sqlalchemy.orm import sessionmaker
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
8
13
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
9 logger = logging.getLogger("database")
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
10
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
11 def configureLogging():
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
12 logging.basicConfig(level=logging.DEBUG)
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
13 logging.getLogger("sqlalchemy").setLevel(logging.INFO)
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
14 logging.getLogger("sqlalchemy.orm").setLevel(logging.WARN)
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
15
12
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
16 def createSession():
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
17 databaseUrl = loadDatabaseUrl()
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
18 engine = create_engine(databaseUrl,echo=True)
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
19 Mapping.createMapping(engine)
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
20 SessionMaker = sessionmaker(bind = engine)
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
21 session = SessionMaker()
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
22 return session
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
23
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
24 def loadDatabaseUrl():
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
25 hostname = socket.gethostname()
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
26 filename = "database-%s.ini" % hostname
13
591ecc2a99bd move logging configuration to the util module, configure logging for sqlalchemy
Dirk Olmes <dirk@xanthippe.ping.de>
parents: 12
diff changeset
27 logger.debug("loading database configuration from " + filename)
12
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
28
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
29 parser = ConfigParser();
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
30 parser.read(filename)
9ede118b93ef move session creation into its own module
Dirk Olmes <dirk@xanthippe.ping.de>
parents:
diff changeset
31 return parser.get("database", "url")