Traceback (most recent call last):
  File "/var/www/html/ca_backend/python/m_get_t2.py", line 40, in <module>
    station = form['station'].value
  File "/home/ubuntu/anaconda3/lib/python3.6/cgi.py", line 609, in __getitem__
    raise KeyError(key)
KeyError: 'station'