title: Access the second element of a tuple?
body: <p>Here is what I have when I print <code>Meta.REQUEST_DOCUMENT_TYPE_CHOICES</code></p>
  
  <pre><code>((u'void_cheque', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a4d0&gt;),
   (u'pay_stub', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a510&gt;),
   (u'bank_statement', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a550&gt;),
   (u'bank_statement_60', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a5d0&gt;),
   (u'csst_statement', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a650&gt;),
   (u'saaq_statement', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a6d0&gt;),
   (u'cara_statement', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a750&gt;),
   (u'insurance_letter', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a7d0&gt;),
   (u't4', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a850&gt;),
   (u'welfare_chart', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a8d0&gt;),
   (u'raqp_chart', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a950&gt;),
   (u'customer_id', &lt;django.utils.functional.__proxy__ at 0x7fbc6951a9d0&gt;),
   (u'proof_of_residence',
    &lt;django.utils.functional.__proxy__ at 0x7fbc6951aa50&gt;),
   (u'bankruptcy_proof', &lt;django.utils.functional.__proxy__ at 0x7fbc6951aad0&gt;),
   (u'consumer_proposal', &lt;django.utils.functional.__proxy__ at 0x7fbc6951ab50&gt;),
   (u'signed_contract', &lt;django.utils.functional.__proxy__ at 0x7fbc6951abd0&gt;))
  </code></pre>
  
  <p>I have this kind of data structure, and I will like to access the second element <code>&lt;django.utils.functional.__proxy__ at 0x7fbc6951a4d0&gt;</code> in there using only <code>void_cheque</code>. How could I do such thing?</p>
  
  <h2>Update</h2>
  
  <pre><code>REQUEST_DOCUMENT_TYPE_CHOICES = (
      ('void_cheque',         _('Void Cheque')),
      ('pay_stub',            _('Pay Stub')),
      ('bank_statement',      _('Bank Statement (31 days)')),
      ('bank_statement_60',   _('Bank Statement (60 days)')),
      ('csst_statement',      _('CSST Statement')),
      ('saaq_statement',      _('SAAQ Statement')),
      ('cara_statement',      _('CARA Statement')),
      ('insurance_letter',    _('Insurance Letter')),
      ('t4',                  _('T4')),
      ('welfare_chart',       _('Welfare Chart')),
      ('raqp_chart',          _('RAQP Chart')),
      ('customer_id',         _('Customer ID')),
      ('proof_of_residence',  _('Proof Of Residence')),
      ('bankruptcy_proof',    _('Bankruptcy Proof')),
      ('consumer_proposal',   _('Consumer Proposal')),
      ('signed_contract',     _('Signed Contract')),
  )
  </code></pre>