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Pyhton/numpy3

Day30_Python(8)_Am numpyEx8import numpy as nparr = np.arange(8)print(arr)print()arr2 = arr.reshape([4,2])print(arr)print(arr2)print()print(arr2.T) # 열이 행으로 바뀜 transpose 약자print()ldata = [10,20,30,40,50,60]arr3 = np.reshape(ldata, [3,2])print(arr3) numpyEx9import numpy as npxarr = np.array([1.1, 1.2, 1.3, 1.4, 1.5])yarr = np.array([2.1, 2.2, 2.3, 2.4, 2.5])cond = np.array([True, False, True, True, False])res.. 2025. 9. 24.
Day29_Python(7)_Pm numpyEx3ldata1 = [10, 20, 30, 40]ldata2 = [100, 200,300,400]ldata3 = ldata1 + ldata2print(ldata3)import numpy as nparr1 = np.array(ldata1)arr2 = np.array(ldata2)arr3 = arr1 + arr2print(arr3)print()arr4 = np.array([[10,20,30], [40,50,60]])arr5 = np.array([[1,2,3], [4,5,6]])print(arr4 + arr5)print(arr4 - arr5)print()#스칼라 연산print(arr4 * 10)print()print(1 / arr4)arr5 = .. 2025. 9. 23.
Day29_Python(7)_Am 모듈main1.pyimport Square1 as sq## print(Square1.base)# print(Square1.square(10))print(sq.base) #별칭을 줘서 사용 할 수 있다.print(sq.square(10))print()from Square1 import base,square # 다른방법print(base)print(square(10)) personclass Person: def __init__(self, name, age, address): self.name = name self.age = age self.address = address def greeting(self): print(.. 2025. 9. 23.

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