import mako.template
import mako.lookup
import mako.exceptions

import os

# must have module_directory specified for bug to surface
template_finder = mako.lookup.TemplateLookup(
    directories = os.path.join(os.getcwd(), 'templates'),
    module_directory = os.path.join(os.getcwd(), 'cache'),
)

my_template = template_finder.get_template("my_template.html")
try:
    print(my_template.render())
except:
    print("Template exception:  {0}".format(mako.exceptions.text_error_template().render()))