build_utils.py 文件源码

def prepare_issfile(self):
        # Create temp file
        ofilehandle, ofilepath = tempfile.mkstemp()  # open temporary file
        ofile = os.fdopen(ofilehandle, 'w')  # wrap fhandle in "file object"

        ifilepath = self.getissfile()
        ifile = open(ifilepath)  # open original file
        for line in ifile:
            line = self.replace_lines(line)
            ofile.write(line)

        ofile.close()  # close temp file
        ifile.close()  # close original file

        equal = filecmp.cmp(ifilepath, ofilepath, shallow=False)
        if not equal:
            os.remove(ifilepath)  # remove original file
            shutil.move(ofilepath, ifilepath)  # move new file
        else:
            os.remove(ofilepath)  # remove temp file