title: Python request.header unicode character error
body: <p>The following code gives an error:</p>
  
  <pre><code>headers = {'Path': '00ab536d1c45d0e21f2726c70ca78a21_كلمة سمو.docx',
             'IssueNo': '', 'IssueDate': '2020-01-27', 'IssueYear': '',
             'CountryName': '', 'DocSource': '66',
             'FileName': '00ab536d1c45d0e21f2726c70ca78a21_كلمة  الأردن.docx',
             'DocNumber': '', 'CreateDMSDoc': '1',
             'apiKey': '4B30A7BB-05E8-4F7D-A195-093CFA578995'}
  
  response = requests.post('http://localhost/FileUploadService/Api/UploadtStream', files=file, headers=headers)
  </code></pre>
  
  <p>The error is: </p>
  
  <pre><code>UnicodeEncodeError: 'latin-1' codec can't encode characters in position 33-36: ordinal not in range(256)
  </code></pre>
  
  <p>How do I fix this?</p>