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#
# genModule.py: make python modules on the fly
#
# Peter Jones <pjones@redhat.com>
#
# Copyright 2005 Red Hat, Inc.
#
# This software may be freely redistributed under the terms of the GNU
# library public license.
#
# You should have received a copy of the GNU Library Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
def create(mname, attrs):
import imp
m = imp.new_module(mname)
del imp
for k,v in attrs.items():
setattr(m, k, v)
return m
def install(mname, m):
import sys
sys.modules[mname] = m
del sys
def generate(parent, mname, attrs):
m = create(mname, attrs)
# if parent isn't in sys.modules, this won't work...
install(parent + '.' + mname, m)
return m
# this is just a set of random examples, really
if __name__ == '__main__':
m = create('a', {'b': lambda x: x})
import sys
sys.modules['a'] = m
print m.b(1)
import a
print a.b(2)
def zoink(x):
print x
generate('__main__', 'bar', {'baz': zoink})
from __main__.bar import baz
baz(3)