input: Write a function to determine if a given string contains any numbers. If the string contains any numbers return True else return False. If the given string is empty return False.
  
  def string_contains_number(string):
      import re
      pattern = re.compile("[0-9]")
      return pattern.search(string) != None
  
  assert string_contains_number("Hello123")==True
  assert string_contains_number("Hello World")==False
  assert string_contains_number("1World")==True
  assert string_contains_number("Python3")==True
  assert string_contains_number("")==False
output: def string_contains_number(string):
      import re
      pattern = re.compile("[0-9]")
      return pattern.search(string) != None