text: """Collection of useful functions related to data processing"""
  
  
  def int_to_abbrev_str(n: int):
      """Given an integer returns an abbreviated string representing the integer, e.g., '100K' given 100000"""
      if n > 0 and n % 10**6 == 0:
          return f'{n // 10**6}M'
      elif n > 0 and n % 10**3 == 0:
          return f'{n // 10**3}K'
      else:
          return f'{n}'
  
  
  def from_csv_str(s: str):
      """Escapes a string that is read from a csv file"""
      return s.replace('\\n', '\n')
  
  
  def to_csv_str(s: str):
      """Escapes a string that is supposed to be written to a csv file"""
      return s.replace('\n', '\\n')
  