python script for preparing the bvh file to be used in blender


I found in the following link :

that the bvh file need to be prepared before using of it in blender .

I tried to search for the python script or a text editor that automatically change the decimal place in the .bvh file to a two digit decimal place but i didn’t found any thing till now .

please ,any one could guide me to the keywords i can use in my search to find the script or the text editor ?