id() is a built-in function in Python, so rename the property to link_id. Add
a scope_path StringProperty to cache the string representation of the
transitive closure of the nested scopes of an entity.
Patch by: Todd Larsen
"""
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)