def inputs(): while True: try: yield input().split() except (ValueError, EOFError): return for item in inputs(): print(item)
Ivanov paper 10 Petrov pens 5 Ivanov marker 3 Ivanov paper 7 Petrov envelope 20 Ivanov envelope 5
['Ivanov', 'paper', '10'] ['Petrov', 'pens', '5'] ['Ivanov', 'marker', '3'] ['Ivanov', 'paper', '7'] ['Petrov', 'envelope', '20'] ['Ivanov', 'envelope', '5']