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Python批量把SVG转png、pdf脚本

需要提前安装cairosvg模块,下载地址http://cairosvg.org/download/

代码

#! encoding:UTF-8
import cairosvg
import os
 
loop = True
while loop:
  svgDir = raw_input("请输入SVG文件目录")
  if os.path.exists(svgDir) and os.path.isdir(svgDir):
    loop = False
  else:
    print "错误:您输入的SVG文件目录不存在或者不是一个有效的目录,请重新输入"
 
loop = True
while loop:
  exportDir = raw_input("请输入导出目录")
  if os.path.exists(exportDir):
    loop = False
  else:
    print "错误:您输入的导出目录[" , exportDir  , "] 不存在,是否要创建这个目录?"
    loops = True     
    while loops:
      msg = ""
      cmd = raw_input("创建 (Y) 重新 (R)")
      if cmd.upper() == "R":
        loops = False
      elif cmd.upper() == "Y":
        os.makedirs(exportDir, True)
        if os.path.exists(exportDir):
          loop = False
          loops = False
        else:
          print "创建目录失败[",exportDir,"], 请重新输入"
      else:
        print "找不到您输入的命令,请重新输入"
             
 
cate = ("png", "pdf")
print "导出类型:"
for i in cate:
  print i
     
loop = True
while loop:
  exportFormat = raw_input("请输入导出类型")
  if exportFormat.lower() in cate:
    loop = False
  else:
    print "您输入的类型不存在,请重新输入"
 
def export(fromDir, targetDir, exportType):
  print "开始执行转换命令..."
  files = os.listdir(fromDir)
  num = 0
  for fileName in files:
    path = os.path.join(fromDir,fileName)
    if os.path.isfile(path) and fileName[-3:] == "svg":
      num += 1
      fileHandle = open(path)
      svg = fileHandle.read()
      fileHandle.close()
      exportPath = os.path.join(targetDir, fileName[:-3] + exportType)
      exportFileHandle = open(exportPath,'w')
        
      if exportType == "png":
        cairosvg.svg2png(bytestring=svg, write_to=exportPath)
      elif exportType == "pdf":
        cairosvg.svg2pdf(bytestring=svg, write_to=exportPath)
            
      exportFileHandle.close()
      print "Success Export ", exportType, " -> " , exportPath
    
  print "已导出 ", num, "个文件"
export(svgDir, exportDir, exportFormat)

使用

请输入SVG文件目录d:\svg
请输入导出目录d:\images
错误:您输入的导出目录[ d:\images ] 不存在,是否要创建这个目录?
创建 (Y) 重新 (R)Y
导出类型:
png
pdf
请输入导出类型png
开始执行转换命令...
Success Export  png  ->  d:\images\a.png
Success Export  png  ->  d:\images\db2.png
Success Export  png  ->  d:\images\db3.png
已导出  3 个文件
D:\>tree svg /F
Folder PATH listing
Volume serial number is 4603-09B2
D:\SVG
    a.svg
    db2.svg
    db3.svg
 
No subfolders exist
 
 
D:\>tree images /F
Folder PATH listing
Volume serial number is 4603-09B2
D:\IMAGES
    a.png
    db2.png
    db3.png
 
No subfolders exist
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TITLE: Python批量把SVG转png、pdf脚本

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