python 3.6 统计java或python有效代码工具

	#!/usr/bin/env python
	#coding=utf-8
	import os,re
	#代码所在目录
	FILE_PATH = "D:\sublime text workplace\java\"
	def _analyze_code(codefilesource):
		'''
		打开py文件，统计代码行数，包括空行和注释
		'''
		total_line = 0
		comment_line = 0
		blank_line = 0
		with open(codefilesource,'r+',encoding="UTF-8") as f:
			lines = f.readlines()
			total_line = len(lines)
			line_index = 0
			#遍历每一行
			while line_index < total_line:
				line = lines[line_index]
				#检查是否为注释
				if line.startswith("#") or re.match(r"^s*//",line):
				comment_line += 1
			elif re.match(r"s*'''",line) is not None:
				comment_line += 1
				while re.match(r".*'''$",line) is None:
					line = lines[line_index]
					comment_line += 1
					line_index += 1
			elif re.match(r"s*/*+",line):
				comment_line +=1
				while re.match(r"*/",line):
					line = lines[line_index]
					comment_line += 1
					line_index += 1
			#检查是否为空行
			elif line == "n" or re.match("^s*$",line):
				blank_line += 1
				line_index +=1
		print("在%s中 ： "% codefilesource)
		print("代码行数 :",total_line)
		print("注释行数 :",comment_line,"占%0.2f%%"%(comment_line*100.0/(total_line if total_line!=0 else 1)))
		print("空行数： ",blank_line,"占%0.2f%%"%(blank_line*100.0/(total_line if total_line!=0 else 1)))
		return [total_line,comment_line,blank_line]
	def run(FILE_PATH):
		#切换到所在目录
		os.chdir(FILE_PATH)
		total_lines = 0
		total_comment_lines = 0
		total_blank_lines = 0
		for i in os.listdir(os.getcwd()):
			if os.path.splitext(i)[1] == '.py' or os.path.splitext(i)[1] == '.java':
			line = _analyze_code(i)
			total_lines,total_comment_lines,total_blank_lines = total_lines + line[0], total_comment_lines + line[1], total_blank_lines + line[2]
		print("总代码行数 :",total_lines)
		print("总注释行数：",total_comment_lines, "占%0.2f%%" % (total_comment_lines*100.0/total_lines if total_lines!=0 else 100))
		print("总空行数：",total_blank_lines, "占%0.2f%%" % (total_blank_lines*100.0/total_lines if total_lines!=0 else 100))
	
	if __name__ == '__main__':
			run(FILE_PATH)