Python 3次元グラフ
add_subplotでprojection='3d'を指定する
```python:example from matplotlib import pyplot as plt
fig = plt.figure() ax = fig.add_subplot(projection='3d') ax.scatter(x, y, z)
add_subplotでprojection='3d'を指定する
```python:example from matplotlib import pyplot as plt
fig = plt.figure() ax = fig.add_subplot(projection='3d') ax.scatter(x, y, z)