new_contents: #!/usr/bin/env python3.5
  
  import sys
  import re
  
  def process(file):
    charFirstLine = {}
    chardict = {}
    f = open(file, 'r')
    lineno = 0
    for line in f:
      lineno += 1
      arr = list(line)
      i = 0
      for c in arr:
        if ord(c) > 127:
          arr[i] = ' '
        i += 1
      sys.stdout.write(''.join(arr))
  
  if __name__ == '__main__':
    args = sys.argv[1:]
    if (len(args) == 1):
      filename = args[0]
      process(filename)
  
subject: Create NoSpecialCharacters.py