[英]How to get a sorted list from a list which contains many list that have already been sorted?
[英]Making a list from data points which already have been plotted
我正在嘗試列出我已經繪制的數據點/線,但我無法讓它工作。 我嘗試了幾件事,但不幸的是沒有結果。
我想要的是我得到一個我剛剛繪制的數據點的列表。 之后,我希望能夠在列表的幫助下創建多行,而不是現在發生的所有小行。 繪圖是在這兩行中完成的:
這個繪制垂直線ax.plot([i+1.5,i+1.5], [j+.5,j+1.5], linewidth=3,linestyle='-',color='#000000')
這個繪制水平線ax.plot([i+.5,i+1.5], [j+1.5,j+1.5], linewidth=3,linestyle='-',color='#000000')
有人可以幫幫我嗎? 下面是我的代碼的一部分。
for iIsochrone in range(int(np.nanmin(array)),int(np.nanmax(array)), Wavelinetime):
#zorgt voor golflijn met stappen van 10 vertikaal
for i in range(fileObject.numberOfColumnsInArray-1):
for j in range(fileObject.numberOfRowsInArray):
if (array[j, i]<=iIsochrone and array[j, i+1]>iIsochrone) or (array[j, i]>iIsochrone and array[j, i+1]<=iIsochrone):
ax.plot([i+1.5,i+1.5], [j+.5,j+1.5], linewidth=3,linestyle='-',color='#000000') #rechte blockline
#zorgt voor golflijn met stappen van 10 horizontaal
for i in range(fileObject.numberOfColumnsInArray):
for j in range(fileObject.numberOfRowsInArray-1):
if (array[j, i]<=iIsochrone and array[j+1, i]>iIsochrone) or (array[j, i]>iIsochrone and array[j+1, i]<=iIsochrone):
ax.plot([i+.5,i+1.5], [j+1.5,j+1.5], linewidth=3,linestyle='-',color='#000000') #rechte blockline```
如此 SO post中所述,您可以使用get_lines()
方法從 plot 中提取數據點
gca().get_lines()[n].get_xydata()
編輯:
另一種選擇是在繪制之前保存這些值。
例如,由於您正在使用列表,您可以將i值保存到名為mylisti的列表中,將j值保存到另一個名為mylistj的列表中:
mylisti=[]
mylistj=[]
for iIsochrone in range(int(np.nanmin(array)),int(np.nanmax(array)), Wavelinetime):
#zorgt voor golflijn met stappen van 10 vertikaal
for i in range(fileObject.numberOfColumnsInArray-1):
for j in range(fileObject.numberOfRowsInArray):
if (array[j, i]<=iIsochrone and array[j, i+1]>iIsochrone) or (array[j, i]>iIsochrone and array[j, i+1]<=iIsochrone):
mylisti+=[i+1.5,i+1.5]
mylistj+=[j+.5,j+1.5]
ax.plot([i+1.5,i+1.5], [j+.5,j+1.5], linewidth=3,linestyle='-',color='#000000') #rechte blockline
#zorgt voor golflijn met stappen van 10 horizontaal
for i in range(fileObject.numberOfColumnsInArray):
for j in range(fileObject.numberOfRowsInArray-1):
if (array[j, i]<=iIsochrone and array[j+1, i]>iIsochrone) or (array[j, i]>iIsochrone and array[j+1, i]<=iIsochrone):
ax.plot([i+.5,i+1.5], [j+1.5,j+1.5], linewidth=3,linestyle='-',color='#000000') #rechte blockline```
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