2. # -*- coding: utf-8 -*-
    3. import numpy as np
    4. __author__ = 'dongfangyao'
    5. __product__ = 'PyCharm'
    6. __filename__ = 'numpy1'
    8. print(np.arange(10))
    10. for i in range(10):
    11.    print(i)
    13. a = np.arange(10)
    14. print(a**2)