Python_array.ipynb

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        "import numpy\n"
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        "a=np.array([2,7,1,99,4])"
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        "type(a)\n"
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              "numpy.ndarray"
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        "b=np.array([21,17,11,199,14])"
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              "array([ 2,  7,  1, 99,  4])"
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              "array([ 21,  17,  11, 199,  14])"
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              "array([ 23,  24,  12, 298,  18])"
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              "array([   4,   49,    1, 9801,   16])"
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      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "fYnsX5fRG9nd",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "z=np.array([[2,7],[3,8],[2,9],[9.4]])"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "9QOJ5twiHnNf",
        "colab_type": "code",
        "outputId": "f1f87be5-d7b5-4951-8d24-6d61c21a14e0",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 51
        }
      },
      "source": [
        "z"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([list([2, 7]), list([3, 8]), list([2, 9]), list([9.4])],\n",
              "      dtype=object)"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 42
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "QOwdLFtUHnxs",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "z=np.array([[2,7],[3,8],[2,9],[9,4]])"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "HlxxF9eMHw4E",
        "colab_type": "code",
        "outputId": "df408b2e-822f-413c-fea1-2bcc6e3c82dd",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 85
        }
      },
      "source": [
        "z\n"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 7],\n",
              "       [3, 8],\n",
              "       [2, 9],\n",
              "       [9, 4]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 44
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "93GNIapIHyCh",
        "colab_type": "code",
        "outputId": "288aa42d-eac0-435b-a912-8290a6e2f0aa",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "z.shape"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "(4, 2)"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 45
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "LCNbCdK_H4T-",
        "colab_type": "code",
        "outputId": "9a9e9043-0598-420c-cc82-d44fcf3477c4",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 51
        }
      },
      "source": [
        "z[0:2]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 7],\n",
              "       [3, 8]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 46
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "HXsbcWvrIIN1",
        "colab_type": "code",
        "outputId": "127d8d07-d79a-4d91-c92c-254564e8ab61",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 85
        }
      },
      "source": [
        "z[0:\n",
        " ]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 7],\n",
              "       [3, 8],\n",
              "       [2, 9],\n",
              "       [9, 4]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 47
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "n56zuLmaIYC3",
        "colab_type": "code",
        "outputId": "5a5e1b88-c26f-4f3e-acf2-2db7da826290",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 85
        }
      },
      "source": [
        "z[0:,\n",
        " ]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 7],\n",
              "       [3, 8],\n",
              "       [2, 9],\n",
              "       [9, 4]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 48
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "0sg9OG5XIb0o",
        "colab_type": "code",
        "outputId": "f0bb0269-2476-4a11-d099-07fd4c9a169e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "z[0:,0\n",
        " ]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([2, 3, 2, 9])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 49
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ECHzc_ogIuCv",
        "colab_type": "code",
        "outputId": "65c76b67-7dc3-4668-a0f0-56f5ac6f84c1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "z[1:,0\n",
        " ]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([3, 2, 9])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 50
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "bf1IQeWvIzh0",
        "colab_type": "code",
        "outputId": "9220cd89-1f8e-440f-f8ea-d63e8943f609",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "x[0:,1]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([5, 6])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 51
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "w1y8WGpIJJeW",
        "colab_type": "code",
        "outputId": "e17a90b8-4ade-4731-a722-b206e8ee129d",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 51
        }
      },
      "source": [
        "x[0:,[0,2]]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 8],\n",
              "       [3, 1]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 52
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ySh8yECpJuN_",
        "colab_type": "code",
        "outputId": "b61fb271-87b3-41e1-b273-d2290ad7046b",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "z[[0,3],1]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([7, 4])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 53
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "sI2twBLzK10f",
        "colab_type": "code",
        "outputId": "82a8374d-7cd8-4c2c-cadf-7905c32b3ac1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 163
        }
      },
      "source": [
        "b=numpy.array([1,9,7],[3,2,8],[4,5,6],[2,9,0])"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "error",
          "ename": "ValueError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m                                Traceback (most recent call last)",
            "\u001b[0;32m<ipython-input-54-dd8c785626fe>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mb\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mnumpy\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0marray\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m9\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m7\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m3\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m2\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m8\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m4\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m5\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m6\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m2\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m9\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m: only 2 non-keyword arguments accepted"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "WeX_Dk_LLwOk",
        "colab_type": "code",
        "outputId": "25eadc48-ab58-4a0f-969e-2e5b212ed5be",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 163
        }
      },
      "source": [
        "b=np.array([1,9,7],[3,2,8],[4,5,6],[2,9,0])"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "error",
          "ename": "ValueError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m                                Traceback (most recent call last)",
            "\u001b[0;32m<ipython-input-55-8a168589c20a>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mb\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mnp\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0marray\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m9\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m7\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m3\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m2\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m8\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m4\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m5\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m6\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m2\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m9\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m: only 2 non-keyword arguments accepted"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "qj6Gyj2rL1ap",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "b=np.array([[1,9,7],[3,2,8],[4,5,6],[2,9,0]])"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "hZOgoi2ML860",
        "colab_type": "code",
        "outputId": "9d5b0a61-451d-41f1-8469-fc834135e15e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 85
        }
      },
      "source": [
        "b\n"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[1, 9, 7],\n",
              "       [3, 2, 8],\n",
              "       [4, 5, 6],\n",
              "       [2, 9, 0]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 57
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8U81Qd2nL99i",
        "colab_type": "code",
        "outputId": "065f37b1-b8e3-4e37-aa16-47ba1d705e62",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 34
        }
      },
      "source": [
        "b[1:3,1]"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([2, 5])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 58
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "DstJSRxMNFe1",
        "colab_type": "code",
        "outputId": "b327cc1f-a07d-47dd-d527-2af9fbd9ce28",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 51
        }
      },
      "source": [
        "x\n"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 5, 8],\n",
              "       [3, 6, 1]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 59
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ZM0TfE62OOBJ",
        "colab_type": "code",
        "outputId": "da83b54f-ff7b-4d92-c0f5-20c0bebb5dee",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 68
        }
      },
      "source": [
        "x.reshape(3,2)"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[2, 5],\n",
              "       [8, 3],\n",
              "       [6, 1]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 60
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "kkZB3Dq7OSKH",
        "colab_type": "code",
        "outputId": "ec4bf2b3-48b8-478c-a981-f84c3937dd5f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 10591
        }
      },
      "source": [
        "dir(np)\n"
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "['ALLOW_THREADS',\n",
              " 'AxisError',\n",
              " 'BUFSIZE',\n",
              " 'CLIP',\n",
              " 'ComplexWarning',\n",
              " 'DataSource',\n",
              " 'ERR_CALL',\n",
              " 'ERR_DEFAULT',\n",
              " 'ERR_IGNORE',\n",
              " 'ERR_LOG',\n",
              " 'ERR_PRINT',\n",
              " 'ERR_RAISE',\n",
              " 'ERR_WARN',\n",
              " 'FLOATING_POINT_SUPPORT',\n",
              " 'FPE_DIVIDEBYZERO',\n",
              " 'FPE_INVALID',\n",
              " 'FPE_OVERFLOW',\n",
              " 'FPE_UNDERFLOW',\n",
              " 'False_',\n",
              " 'Inf',\n",
              " 'Infinity',\n",
              " 'MAXDIMS',\n",
              " 'MAY_SHARE_BOUNDS',\n",
              " 'MAY_SHARE_EXACT',\n",
              " 'MachAr',\n",
              " 'ModuleDeprecationWarning',\n",
              " 'NAN',\n",
              " 'NINF',\n",
              " 'NZERO',\n",
              " 'NaN',\n",
              " 'PINF',\n",
              " 'PZERO',\n",
              " 'RAISE',\n",
              " 'RankWarning',\n",
              " 'SHIFT_DIVIDEBYZERO',\n",
              " 'SHIFT_INVALID',\n",
              " 'SHIFT_OVERFLOW',\n",
              " 'SHIFT_UNDERFLOW',\n",
              " 'ScalarType',\n",
              " 'Tester',\n",
              " 'TooHardError',\n",
              " 'True_',\n",
              " 'UFUNC_BUFSIZE_DEFAULT',\n",
              " 'UFUNC_PYVALS_NAME',\n",
              " 'VisibleDeprecationWarning',\n",
              " 'WRAP',\n",
              " '_NoValue',\n",
              " '_UFUNC_API',\n",
              " '__NUMPY_SETUP__',\n",
              " '__all__',\n",
              " '__builtins__',\n",
              " '__cached__',\n",
              " '__config__',\n",
              " '__doc__',\n",
              " '__file__',\n",
              " '__git_revision__',\n",
              " '__loader__',\n",
              " '__name__',\n",
              " '__package__',\n",
              " '__path__',\n",
              " '__spec__',\n",
              " '__version__',\n",
              " '_add_newdoc_ufunc',\n",
              " '_arg',\n",
              " '_distributor_init',\n",
              " '_globals',\n",
              " '_mat',\n",
              " '_pytesttester',\n",
              " 'abs',\n",
              " 'absolute',\n",
              " 'absolute_import',\n",
              " 'add',\n",
              " 'add_docstring',\n",
              " 'add_newdoc',\n",
              " 'add_newdoc_ufunc',\n",
              " 'alen',\n",
              " 'all',\n",
              " 'allclose',\n",
              " 'alltrue',\n",
              " 'amax',\n",
              " 'amin',\n",
              " 'angle',\n",
              " 'any',\n",
              " 'append',\n",
              " 'apply_along_axis',\n",
              " 'apply_over_axes',\n",
              " 'arange',\n",
              " 'arccos',\n",
              " 'arccosh',\n",
              " 'arcsin',\n",
              " 'arcsinh',\n",
              " 'arctan',\n",
              " 'arctan2',\n",
              " 'arctanh',\n",
              " 'argmax',\n",
              " 'argmin',\n",
              " 'argpartition',\n",
              " 'argsort',\n",
              " 'argwhere',\n",
              " 'around',\n",
              " 'array',\n",
              " 'array2string',\n",
              " 'array_equal',\n",
              " 'array_equiv',\n",
              " 'array_repr',\n",
              " 'array_split',\n",
              " 'array_str',\n",
              " 'asanyarray',\n",
              " 'asarray',\n",
              " 'asarray_chkfinite',\n",
              " 'ascontiguousarray',\n",
              " 'asfarray',\n",
              " 'asfortranarray',\n",
              " 'asmatrix',\n",
              " 'asscalar',\n",
              " 'atleast_1d',\n",
              " 'atleast_2d',\n",
              " 'atleast_3d',\n",
              " 'average',\n",
              " 'bartlett',\n",
              " 'base_repr',\n",
              " 'binary_repr',\n",
              " 'bincount',\n",
              " 'bitwise_and',\n",
              " 'bitwise_not',\n",
              " 'bitwise_or',\n",
              " 'bitwise_xor',\n",
              " 'blackman',\n",
              " 'block',\n",
              " 'bmat',\n",
              " 'bool',\n",
              " 'bool8',\n",
              " 'bool_',\n",
              " 'broadcast',\n",
              " 'broadcast_arrays',\n",
              " 'broadcast_to',\n",
              " 'busday_count',\n",
              " 'busday_offset',\n",
              " 'busdaycalendar',\n",
              " 'byte',\n",
              " 'byte_bounds',\n",
              " 'bytes0',\n",
              " 'bytes_',\n",
              " 'c_',\n",
              " 'can_cast',\n",
              " 'cast',\n",
              " 'cbrt',\n",
              " 'cdouble',\n",
              " 'ceil',\n",
              " 'cfloat',\n",
              " 'char',\n",
              " 'character',\n",
              " 'chararray',\n",
              " 'choose',\n",
              " 'clip',\n",
              " 'clongdouble',\n",
              " 'clongfloat',\n",
              " 'column_stack',\n",
              " 'common_type',\n",
              " 'compare_chararrays',\n",
              " 'compat',\n",
              " 'complex',\n",
              " 'complex128',\n",
              " 'complex256',\n",
              " 'complex64',\n",
              " 'complex_',\n",
              " 'complexfloating',\n",
              " 'compress',\n",
              " 'concatenate',\n",
              " 'conj',\n",
              " 'conjugate',\n",
              " 'convolve',\n",
              " 'copy',\n",
              " 'copysign',\n",
              " 'copyto',\n",
              " 'core',\n",
              " 'corrcoef',\n",
              " 'correlate',\n",
              " 'cos',\n",
              " 'cosh',\n",
              " 'count_nonzero',\n",
              " 'cov',\n",
              " 'cross',\n",
              " 'csingle',\n",
              " 'ctypeslib',\n",
              " 'cumprod',\n",
              " 'cumproduct',\n",
              " 'cumsum',\n",
              " 'datetime64',\n",
              " 'datetime_as_string',\n",
              " 'datetime_data',\n",
              " 'deg2rad',\n",
              " 'degrees',\n",
              " 'delete',\n",
              " 'deprecate',\n",
              " 'deprecate_with_doc',\n",
              " 'diag',\n",
              " 'diag_indices',\n",
              " 'diag_indices_from',\n",
              " 'diagflat',\n",
              " 'diagonal',\n",
              " 'diff',\n",
              " 'digitize',\n",
              " 'disp',\n",
              " 'divide',\n",
              " 'division',\n",
              " 'divmod',\n",
              " 'dot',\n",
              " 'double',\n",
              " 'dsplit',\n",
              " 'dstack',\n",
              " 'dtype',\n",
              " 'e',\n",
              " 'ediff1d',\n",
              " 'einsum',\n",
              " 'einsum_path',\n",
              " 'emath',\n",
              " 'empty',\n",
              " 'empty_like',\n",
              " 'equal',\n",
              " 'errstate',\n",
              " 'euler_gamma',\n",
              " 'exp',\n",
              " 'exp2',\n",
              " 'expand_dims',\n",
              " 'expm1',\n",
              " 'extract',\n",
              " 'eye',\n",
              " 'fabs',\n",
              " 'fastCopyAndTranspose',\n",
              " 'fft',\n",
              " 'fill_diagonal',\n",
              " 'find_common_type',\n",
              " 'finfo',\n",
              " 'fix',\n",
              " 'flatiter',\n",
              " 'flatnonzero',\n",
              " 'flexible',\n",
              " 'flip',\n",
              " 'fliplr',\n",
              " 'flipud',\n",
              " 'float',\n",
              " 'float128',\n",
              " 'float16',\n",
              " 'float32',\n",
              " 'float64',\n",
              " 'float_',\n",
              " 'float_power',\n",
              " 'floating',\n",
              " 'floor',\n",
              " 'floor_divide',\n",
              " 'fmax',\n",
              " 'fmin',\n",
              " 'fmod',\n",
              " 'format_float_positional',\n",
              " 'format_float_scientific',\n",
              " 'format_parser',\n",
              " 'frexp',\n",
              " 'frombuffer',\n",
              " 'fromfile',\n",
              " 'fromfunction',\n",
              " 'fromiter',\n",
              " 'frompyfunc',\n",
              " 'fromregex',\n",
              " 'fromstring',\n",
              " 'full',\n",
              " 'full_like',\n",
              " 'fv',\n",
              " 'gcd',\n",
              " 'generic',\n",
              " 'genfromtxt',\n",
              " 'geomspace',\n",
              " 'get_array_wrap',\n",
              " 'get_include',\n",
              " 'get_printoptions',\n",
              " 'getbufsize',\n",
              " 'geterr',\n",
              " 'geterrcall',\n",
              " 'geterrobj',\n",
              " 'gradient',\n",
              " 'greater',\n",
              " 'greater_equal',\n",
              " 'half',\n",
              " 'hamming',\n",
              " 'hanning',\n",
              " 'heaviside',\n",
              " 'histogram',\n",
              " 'histogram2d',\n",
              " 'histogram_bin_edges',\n",
              " 'histogramdd',\n",
              " 'hsplit',\n",
              " 'hstack',\n",
              " 'hypot',\n",
              " 'i0',\n",
              " 'identity',\n",
              " 'iinfo',\n",
              " 'imag',\n",
              " 'in1d',\n",
              " 'index_exp',\n",
              " 'indices',\n",
              " 'inexact',\n",
              " 'inf',\n",
              " 'info',\n",
              " 'infty',\n",
              " 'inner',\n",
              " 'insert',\n",
              " 'int',\n",
              " 'int0',\n",
              " 'int16',\n",
              " 'int32',\n",
              " 'int64',\n",
              " 'int8',\n",
              " 'int_',\n",
              " 'int_asbuffer',\n",
              " 'intc',\n",
              " 'integer',\n",
              " 'interp',\n",
              " 'intersect1d',\n",
              " 'intp',\n",
              " 'invert',\n",
              " 'ipmt',\n",
              " 'irr',\n",
              " 'is_busday',\n",
              " 'isclose',\n",
              " 'iscomplex',\n",
              " 'iscomplexobj',\n",
              " 'isfinite',\n",
              " 'isfortran',\n",
              " 'isin',\n",
              " 'isinf',\n",
              " 'isnan',\n",
              " 'isnat',\n",
              " 'isneginf',\n",
              " 'isposinf',\n",
              " 'isreal',\n",
              " 'isrealobj',\n",
              " 'isscalar',\n",
              " 'issctype',\n",
              " 'issubclass_',\n",
              " 'issubdtype',\n",
              " 'issubsctype',\n",
              " 'iterable',\n",
              " 'ix_',\n",
              " 'kaiser',\n",
              " 'kron',\n",
              " 'lcm',\n",
              " 'ldexp',\n",
              " 'left_shift',\n",
              " 'less',\n",
              " 'less_equal',\n",
              " 'lexsort',\n",
              " 'lib',\n",
              " 'linalg',\n",
              " 'linspace',\n",
              " 'little_endian',\n",
              " 'load',\n",
              " 'loads',\n",
              " 'loadtxt',\n",
              " 'log',\n",
              " 'log10',\n",
              " 'log1p',\n",
              " 'log2',\n",
              " 'logaddexp',\n",
              " 'logaddexp2',\n",
              " 'logical_and',\n",
              " 'logical_not',\n",
              " 'logical_or',\n",
              " 'logical_xor',\n",
              " 'logspace',\n",
              " 'long',\n",
              " 'longcomplex',\n",
              " 'longdouble',\n",
              " 'longfloat',\n",
              " 'longlong',\n",
              " 'lookfor',\n",
              " 'ma',\n",
              " 'mafromtxt',\n",
              " 'mask_indices',\n",
              " 'mat',\n",
              " 'math',\n",
              " 'matmul',\n",
              " 'matrix',\n",
              " 'matrixlib',\n",
              " 'max',\n",
              " 'maximum',\n",
              " 'maximum_sctype',\n",
              " 'may_share_memory',\n",
              " 'mean',\n",
              " 'median',\n",
              " 'memmap',\n",
              " 'meshgrid',\n",
              " 'mgrid',\n",
              " 'min',\n",
              " 'min_scalar_type',\n",
              " 'minimum',\n",
              " 'mintypecode',\n",
              " 'mirr',\n",
              " 'mod',\n",
              " 'modf',\n",
              " 'moveaxis',\n",
              " 'msort',\n",
              " 'multiply',\n",
              " 'nan',\n",
              " 'nan_to_num',\n",
              " 'nanargmax',\n",
              " 'nanargmin',\n",
              " 'nancumprod',\n",
              " 'nancumsum',\n",
              " 'nanmax',\n",
              " 'nanmean',\n",
              " 'nanmedian',\n",
              " 'nanmin',\n",
              " 'nanpercentile',\n",
              " 'nanprod',\n",
              " 'nanquantile',\n",
              " 'nanstd',\n",
              " 'nansum',\n",
              " 'nanvar',\n",
              " 'nbytes',\n",
              " 'ndarray',\n",
              " 'ndenumerate',\n",
              " 'ndfromtxt',\n",
              " 'ndim',\n",
              " 'ndindex',\n",
              " 'nditer',\n",
              " 'negative',\n",
              " 'nested_iters',\n",
              " 'newaxis',\n",
              " 'nextafter',\n",
              " 'nonzero',\n",
              " 'not_equal',\n",
              " 'nper',\n",
              " 'npv',\n",
              " 'numarray',\n",
              " 'number',\n",
              " 'obj2sctype',\n",
              " 'object',\n",
              " 'object0',\n",
              " 'object_',\n",
              " 'ogrid',\n",
              " 'oldnumeric',\n",
              " 'ones',\n",
              " 'ones_like',\n",
              " 'outer',\n",
              " 'packbits',\n",
              " 'pad',\n",
              " 'partition',\n",
              " 'percentile',\n",
              " 'pi',\n",
              " 'piecewise',\n",
              " 'place',\n",
              " 'pmt',\n",
              " 'poly',\n",
              " 'poly1d',\n",
              " 'polyadd',\n",
              " 'polyder',\n",
              " 'polydiv',\n",
              " 'polyfit',\n",
              " 'polyint',\n",
              " 'polymul',\n",
              " 'polynomial',\n",
              " 'polysub',\n",
              " 'polyval',\n",
              " 'positive',\n",
              " 'power',\n",
              " 'ppmt',\n",
              " 'print_function',\n",
              " 'printoptions',\n",
              " 'prod',\n",
              " 'product',\n",
              " 'promote_types',\n",
              " 'ptp',\n",
              " 'put',\n",
              " 'put_along_axis',\n",
              " 'putmask',\n",
              " 'pv',\n",
              " 'quantile',\n",
              " 'r_',\n",
              " 'rad2deg',\n",
              " 'radians',\n",
              " 'random',\n",
              " 'rank',\n",
              " 'rate',\n",
              " 'ravel',\n",
              " 'ravel_multi_index',\n",
              " 'real',\n",
              " 'real_if_close',\n",
              " 'rec',\n",
              " 'recarray',\n",
              " 'recfromcsv',\n",
              " 'recfromtxt',\n",
              " 'reciprocal',\n",
              " 'record',\n",
              " 'remainder',\n",
              " 'repeat',\n",
              " 'require',\n",
              " 'reshape',\n",
              " 'resize',\n",
              " 'result_type',\n",
              " 'right_shift',\n",
              " 'rint',\n",
              " 'roll',\n",
              " 'rollaxis',\n",
              " 'roots',\n",
              " 'rot90',\n",
              " 'round',\n",
              " 'round_',\n",
              " 'row_stack',\n",
              " 's_',\n",
              " 'safe_eval',\n",
              " 'save',\n",
              " 'savetxt',\n",
              " 'savez',\n",
              " 'savez_compressed',\n",
              " 'sctype2char',\n",
              " 'sctypeDict',\n",
              " 'sctypeNA',\n",
              " 'sctypes',\n",
              " 'searchsorted',\n",
              " 'select',\n",
              " 'set_numeric_ops',\n",
              " 'set_printoptions',\n",
              " 'set_string_function',\n",
              " 'setbufsize',\n",
              " 'setdiff1d',\n",
              " 'seterr',\n",
              " 'seterrcall',\n",
              " 'seterrobj',\n",
              " 'setxor1d',\n",
              " 'shape',\n",
              " 'shares_memory',\n",
              " 'short',\n",
              " 'show_config',\n",
              " 'sign',\n",
              " 'signbit',\n",
              " 'signedinteger',\n",
              " 'sin',\n",
              " 'sinc',\n",
              " 'single',\n",
              " 'singlecomplex',\n",
              " 'sinh',\n",
              " 'size',\n",
              " 'sometrue',\n",
              " 'sort',\n",
              " 'sort_complex',\n",
              " 'source',\n",
              " 'spacing',\n",
              " 'split',\n",
              " 'sqrt',\n",
              " 'square',\n",
              " 'squeeze',\n",
              " 'stack',\n",
              " 'std',\n",
              " 'str',\n",
              " 'str0',\n",
              " 'str_',\n",
              " 'string_',\n",
              " 'subtract',\n",
              " 'sum',\n",
              " 'swapaxes',\n",
              " 'sys',\n",
              " 'take',\n",
              " 'take_along_axis',\n",
              " 'tan',\n",
              " 'tanh',\n",
              " 'tensordot',\n",
              " 'test',\n",
              " 'testing',\n",
              " 'tile',\n",
              " 'timedelta64',\n",
              " 'trace',\n",
              " 'tracemalloc_domain',\n",
              " 'transpose',\n",
              " 'trapz',\n",
              " 'tri',\n",
              " 'tril',\n",
              " 'tril_indices',\n",
              " 'tril_indices_from',\n",
              " 'trim_zeros',\n",
              " 'triu',\n",
              " 'triu_indices',\n",
              " 'triu_indices_from',\n",
              " 'true_divide',\n",
              " 'trunc',\n",
              " 'typeDict',\n",
              " 'typeNA',\n",
              " 'typecodes',\n",
              " 'typename',\n",
              " 'ubyte',\n",
              " 'ufunc',\n",
              " 'uint',\n",
              " 'uint0',\n",
              " 'uint16',\n",
              " 'uint32',\n",
              " 'uint64',\n",
              " 'uint8',\n",
              " 'uintc',\n",
              " 'uintp',\n",
              " 'ulonglong',\n",
              " 'unicode',\n",
              " 'unicode_',\n",
              " 'union1d',\n",
              " 'unique',\n",
              " 'unpackbits',\n",
              " 'unravel_index',\n",
              " 'unsignedinteger',\n",
              " 'unwrap',\n",
              " 'ushort',\n",
              " 'vander',\n",
              " 'var',\n",
              " 'vdot',\n",
              " 'vectorize',\n",
              " 'version',\n",
              " 'void',\n",
              " 'void0',\n",
              " 'vsplit',\n",
              " 'vstack',\n",
              " 'warnings',\n",
              " 'where',\n",
              " 'who',\n",
              " 'zeros',\n",
              " 'zeros_like']"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 61
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "s1426NJPQbdY",
        "colab_type": "code",
        "outputId": "3e080905-f87f-452e-bcd3-9086f45de7e0",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 129
        }
      },
      "source": [
        "for i in dir(np)\n",
        "  if 'zer' in i:\n",
        "    print(i)\n",
        "    "
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "error",
          "ename": "SyntaxError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;36m  File \u001b[0;32m\"<ipython-input-62-240add362ba6>\"\u001b[0;36m, line \u001b[0;32m1\u001b[0m\n\u001b[0;31m    for i in dir(np)\u001b[0m\n\u001b[0m                    ^\u001b[0m\n\u001b[0;31mSyntaxError\u001b[0m\u001b[0;31m:\u001b[0m invalid syntax\n"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Z8L1NijHQqvw",
        "colab_type": "code",
        "outputId": "c581f459-f83e-40a2-8590-b6f017f7f046",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 129
        }
      },
      "source": [
        "for i in dir(np)\n",
        "  if 'zer' in i:\n",
        "    print(i):\n",
        "    "
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "error",
          "ename": "SyntaxError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;36m  File \u001b[0;32m\"<ipython-input-63-557915583dd8>\"\u001b[0;36m, line \u001b[0;32m1\u001b[0m\n\u001b[0;31m    for i in dir(np)\u001b[0m\n\u001b[0m                    ^\u001b[0m\n\u001b[0;31mSyntaxError\u001b[0m\u001b[0;31m:\u001b[0m invalid syntax\n"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "EGbYW4SVQwTL",
        "colab_type": "code",
        "outputId": "eaff91c8-5117-4239-c5cf-a6f2a18912be",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 119
        }
      },
      "source": [
        "for i in dir(np):\n",
        "  if 'zer' in i:\n",
        "    print(i)\n",
        "    "
      ],
      "execution_count": 0,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "count_nonzero\n",
            "flatnonzero\n",
            "nonzero\n",
            "trim_zeros\n",
            "zeros\n",
            "zeros_like\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "UoRF7iZsQ0HZ",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        ""
      ],
      "execution_count": 0,
      "outputs": []
    }
  ]
}