python_tutorial/parte5.py at master · pauloserrafh/python_tutorial · GitHub

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######################################################
# numpy
######################################################
# import numpy

# a = numpy.array([2,3,4])
# print(a)
# print(a.dtype)
# b = numpy.array([1.2, 3.5, 5.1])
# print(b)
# print(b.dtype)

# b = numpy.arange(12).reshape(4,3)
# print(b)

# c = numpy.arange(24).reshape(2,3,4)
# print(c)

# z = numpy.zeros((3,4))
# print(z)

# print(numpy.arange(10, 30, 5))

# print(numpy.linspace( 0, 2, 9 ))

# a = numpy.arange(10)**3
# print(a)
# print(a[2:5])
# a[:6:2] = -1000
# print(a)

# b = numpy.arange(12).reshape(4,3)
# for linha in b:
#     print(linha)
#     for coluna in linha:
#         print(coluna)

# for valor in b.flat:
#     print(valor)

# a = numpy.arange(10)**3
# b = numpy.arange(10)**2

# print(a)
# print(b)
# print(a+b)
# print(a.mean())
# print(a.max())

# c = numpy.arange(24).reshape(2,3,4)
# print(c.max())