title: Django python escape \n characters
body: <p>In the following function, i upload a file from a template and pass it to the following function.But the data gets crippled if there is a \n or \t(<code>This is a tab separated file</code>).</p>
  
  <p>1.If there is a \n or some special characters it stores the data in the next row.How to avoid this .</p>
  
  <p>2.data is not None or data != "" still stores a null value</p>
  
  <pre><code>def save_csv(csv_file,cnt):
   ret = 1
   arr = []
   try:
    flag = 0
    f = open(csv_file)
    for l in f:
       if flag == 0:
          flag += 1
          continue
       parts = l.split("\t")
       counter = 1
       if(len(parts) &gt; 6):
          ret = 2
       else:
          taggeddata = Taggeddata()
          for data in parts:
             data = str(data.strip())
             if counter == 1 and (data is not None or data != ""):
                taggeddata.field1 = data
             elif counter == 2 and (data is not None or data != ""):
                taggeddata.field2 = data
             elif counter == 3 and (data is not None or data != ""):
                taggeddata.field3 = data
             elif counter == 4 and (data is not None or data != ""):
                taggeddata.field4 = data
             elif counter == 5 and (data is not None or data != ""):
                taggeddata.field5 = data
             elif counter == 6 and (data is not None or data != ""):
                taggeddata.field6 = data
             counter += 1
          taggeddata.content_id = cnt.id
          taggeddata.save()
          arr.append(taggeddata)
    return ret
  except:
    write_exception("Error while processing data and storing")
  </code></pre>