def render(template, script, **kargs):
funcname = 'execute_render'
varlist = []
for key in kargs.keys():
varlist.append("%s = globals()['%s']" % (key, key))
kargs['__template__'] = template
# Generate a function so run with template code.
funccode = compile(
'def %s():\n' % funcname
# Assign to local variables.
+ '%s\n' % '\n'.join(map(lambda s: ' %s' % s, varlist))
# One level indent
+ '%s\n' % '\n'.join(map(lambda s: ' %s' % s, script.split('\n'))),
funcname, 'exec')
# Generate a function and execution.
eval(funccode, kargs, locals())
return eval('%s()' % funcname)
def test():
src = '''
import tinpy
return tinpy.build(__template__, vals=header_dict)
'''
tpl = """\
Date: [% var vals['datetime'] %]
From: [% var vals['fromaddr'] %]
To: [% var vals['toaddr'] %]
Subject: Test mail
This is a test mail.
"""
import time
import smtplib
header_dict = {
'datetime': time.strftime('%a, %d %b %Y %T %z'),
'fromaddr': 'from@example.com',
'toaddr': 'to@example.com'}
maildata = render(tpl, src, header_dict=header_dict)
server = smtplib.SMTP('localhost')
server.sendmail(
header_dict['fromaddr'], [header_dict['toaddr']],
maildata.replace('\n', '\r\n'))
server.quit()
test()
