Now clicking cancel button returns user to previous page. Fixes issue 569.
If you don't want that behaviour you can define cancel_redirect and user will be redirected to given url on "Cancel" button click instead of redirecting to previous page.
Patch by: Daniel Hans & Pawel Solyga
"""
Extracts the version of the PostgreSQL server.
"""
import re
VERSION_RE = re.compile(r'PostgreSQL (\d+)\.(\d+)\.')
def get_version(cursor):
"""
Returns a tuple representing the major and minor version number of the
server. For example, (7, 4) or (8, 3).
"""
cursor.execute("SELECT version()")
version = cursor.fetchone()[0]
major, minor = VERSION_RE.search(version).groups()
return int(major), int(minor)