Add a projection file to all the shapefiles inside a folder

Projector.py

import os, urllib.request, urllib.parse, urllib.error


def getWKT_PRJ (epsg_code):

     # access projection information
     wkt = urllib.request.urlopen("http://spatialreference.org/ref/epsg/{0}/prettywkt/".format(epsg_code))
     decoded = (wkt.read().decode('utf-8')) 
       
    # remove spaces between charachters
     remove_spaces = decoded.replace(" ","")        
    # place all the text on one line
     output = remove_spaces.replace("\n","")
     return output

def referencer(folder_path, extension):
    for path, subdirs, files in os.walk(folder_path):
        for name in files:
            file_extension = os.path.splitext(name)[-1]
            if(extension in file_extension):
            #if(file_extension.lower() in name.lower()):
                file_path = os.path.join(path,name)
                file_name = os.path.splitext(file_path)[0]
                print(file_path)
                print(file_name)
                prj = file_name + ".prj"
                print(prj)

                projection = open(prj,"w")
                projection.write(epsg)
                projection.close()
                

epsg = getWKT_PRJ("25831")              
referencer('E:\Testfolder', '.shp')