sender_email, file_name
test@test.com, utf16filename.xlxs
tester@test.com, utf16filename.xlxs
mrstest@test.com, utf8filename1.pptx
mctestertester@test.com, utf8filename2.pdf
mrstest@test.com, utf8filename3.docx
mctesterson@test.com, utf8filename4.docx
mrstest@test.com, utf8filename5.docx

sender_email, file_name
mrstest@test.com, utf8filename1.pptx
mctestertester@test.com, utf8filename2.pdf
mrstest@test.com, utf8filename3.docx
mctesterson@test.com, utf8filename4.docx
mrstest@test.com, utf8filename5.docx

import csv
with open ('MixedUTF8andUTF16FileNamesAndSenderEmail.csv', 'r') as inFile:
readFile = csv.reader(inFile)
for row in readFile:
    try:
        sender_email = row[0]
        file_names = row[1].decode('ascii')
        print sender_email+'t'+file_names
        with open('asciionlycharacters.txt', 'a') as finalFile:
            finalFile.writerows(sender_email+'t'+file_names)
    except:
        pass

sender_email  file_name
utf8filename1.pptx
utf8filename2.pdf
utf8filename3.docx
mctestertester@test.comutf8filename4.docx
mrstest@test.comutf8filename5.docx