Monthly Archive: 5 月 2023

Python: 如何獲取當前的工作目錄? os.getcwd() ; os.path.dirname( os.path.abspath( __file__ )) - 儲蓄保險王

2023-05-08

Python: 如何獲取當前的工作目錄? os.getcwd() ; os.path.dirname( os.path.abspath( file ))

import os current_dir = os.path.di...

Python: Spyder5.4.2的IPython Console出現 Figures now render in the Plots pane by default. To make them also appear inline in the Console, uncheck "Mute Inline Plotting" under the Plots pane options menu. 如何在IPython Console中查詢python路徑與版本: !python -V ; !where python - 儲蓄保險王

2023-05-08

Python: Spyder5.4.2的IPython Console出現 Figures now render in the Plots pane by default. To make them also appear inline in the Console, uncheck “Mute Inline Plotting” under the Plots pane options menu. 如何在IPython Console中查詢python路徑與版本: !python -V ; !where python

Figures now render in the Plots pa...

Python: 使用刪節號ellipsis 切片 numpy.ndarray - 儲蓄保險王

2023-05-08

Python: 使用刪節號ellipsis 切片 numpy.ndarray

import numpy as np # 一维数组 a = np.a...

Python: 如何對pandas.DataFrame的所有columns做內插? from scipy.interpolate import interp1d ; f = interp1d(df.index, df.values, axis=0, fill_value = “extrapolate”) ; df.set_index() 將df中的某column設為index

2023-05-07

Python: 如何對pandas.DataFrame的所有columns做內插? from scipy.interpolate import interp1d ; f = interp1d(df.index, df.values, axis=0, fill_value = “extrapolate”) ; df.set_index() 將df中的某column設為index

點此或下圖連結scipy官網: x: 1D array, y只要長度...

Python: matplotlib如何控制legend的位置? ax.legend(handles=[patch], loc='upper left', bbox_to_anchor=(6/10, 3/5) - 儲蓄保險王

2023-05-01

Python: matplotlib如何控制legend的位置? ax.legend(handles=[patch], loc=’upper left’, bbox_to_anchor=(6/10, 3/5)

本文參考知乎 from matplotlib.patches imp...

Python: Matplotlib 中如何將圖例放置在繪圖之外? plt.legend(bbox_to_anchor=(1.05, 1.0), loc='upper left') ; plt.tight_layout() ; 如何防止儲存的檔案圖例被裁切? plt.savefig('example.png', dpi=300, format='png', bbox_extra_artists=(lg,), bbox_inches='tight') - 儲蓄保險王

2023-05-01

Python: Matplotlib 中如何將圖例放置在繪圖之外? plt.legend(bbox_to_anchor=(1.05, 1.0), loc=’upper left’) ; plt.tight_layout() ; 如何防止儲存的檔案圖例被裁切? plt.savefig(‘example.png’, dpi=300, format=’png’, bbox_extra_artists=(lg,), bbox_inches=’tight’)

本文參考delftstack: import matplotlib...

Python: matplotlib繪圖如何用 bbox_to_anchor 控制legend (圖例)位置? ax.legend( bbox_to_anchor = (1, 1), borderaxespad=0) - 儲蓄保險王

2023-05-01

Python: matplotlib繪圖如何用 bbox_to_anchor 控制legend (圖例)位置? ax.legend( bbox_to_anchor = (1, 1), borderaxespad=0)

import matplotlib.pyplot as plt fi...

Python:如何確保只有單欄資料的變數,其型態是 pandas.Series 而非單欄的DataFrame? pandas.DataFrame.squeeze() ; df.set_index() 將兩欄的df,其中一欄設為index後,其型態是單欄的DataFrame還是Series? - 儲蓄保險王

2023-05-01

Python:如何確保只有單欄資料的變數,其型態是 pandas.Series 而非單欄的DataFrame? pandas.DataFrame.squeeze() ; df.set_index() 將兩欄的df,其中一欄設為index後,其型態是單欄的DataFrame還是Series?

This method is most useful when yo...

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