Python3 will be converted to pdf file jpg method sample

#coding=utf-8
#!/usr/bin/env python
"""
convert image to pdf file
"""
#Author: mrbeann 
import os
import sys
import glob
import platform
from  import letter, A4, landscape
from  import SimpleDocTemplate, Image
from  import inch
from  import canvas
from reportlab import rl_settings
from PIL import Image
import importlib,sys
#(sys)
#("utf-8")
def topdf(path,recursion=None,pictureType=None,sizeMode=None,width=None,height=None,fit=None,save=None):
  """
  Parameters
  ----------
  path : string
      path of the pictures
  recursion : boolean
        None or False for no recursion
        True for recursion to children folder
        wether to recursion or not
  pictureType : list
         type of pictures,for example :jpg,png...
  sizeMode : int
      None or 0 for pdf's pagesize is the biggest of all the pictures
      1 for pdf's pagesize is the min of all the pictures
      2 for pdf's pagesize is the given value of width and height
      to choose how to determine the size of pdf
  width : int
      width of the pdf page
  height : int
      height of the pdf page
  fit : boolean
      None or False for fit the picture size to pagesize
      True for keep the size of the pictures
      wether to keep the picture size or not
  save : string
      path to save the pdf
  """
  if () == 'Windows':
    path = ('\\','/')
  if path[-1] != '/':
    path = (path + '/')
  if recursion == True:
    for i in (path):
      if (((path, i))):
        topdf(path+i,recursion,pictureType,sizeMode,width,height,fit,save)
  filelist = []
  if pictureType == None:
    filelist = ((path, '*.jpg'))
  else:
    for i in pictureType:
      (((path, '*.'+i)))
  maxw = 0
  maxh = 0
  if sizeMode == None or sizeMode == 0:
    for i in filelist:
      im = (i)
      if maxw < [0]:
        maxw = [0]
      if maxh < [1]:
        maxh = [1]
  elif sizeMode == 1:
    maxw = 999999
    maxh = 999999
    for i in filelist:
      im = (i)
      if maxw > [0]:
        maxw = [0]
      if maxh > [1]:
        maxh = [1]
  else:
    if width == None or height == None:
      raise Exception("no width or height provid")
    maxw = width
    maxh = height
  maxsize = (maxw,maxh)
  if save == None:
    filename_pdf = path + ('/')[-2]
  else:
    filename_pdf = save + ('/')[-2]
  filename_pdf = filename_pdf + '.pdf'
  c = (filename_pdf, pagesize=maxsize )
  l = len(filelist)
  for i in range(l):
    (w, h) =maxsize
    width, height = letter
    if fit == True:
      (filelist[i] , 0,0)
    else:
      (filelist[i] , 0,0,maxw,maxh)
    ()
  ()
def main():
  topdf(u'F:/gitplace/jpg2pdf/test',pictureType=['png','jpg'],save='F:/gitplace/jpg2pdf/test/new folder')
if __name__ == '__main__':
  main()