[Python] Finding path between road [closed]

I have list of line strings each exemplify a road I draw on map. Line string in this format linestring(40.88 40.23,41.44 41.98, ...). I need to find the best path from the first point to the last point wich go through the roads. I want the path in line string format. The problem I'm trying to solve is finding the best path and drawing the naw road.

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