

def patch_sourcefile(fname, in_text, out_text, silent_mode=False):
    'Replace a string in a source file'
    import io
    if (osp.isfile(fname) and (not (in_text == out_text))):
        with io.open(fname, 'r') as fh:
            content = fh.read()
        new_content = content.replace(in_text, out_text)
        if (not (new_content == content)):
            if (not silent_mode):
                print('patching ', fname, 'from', in_text, 'to', out_text)
            with io.open(fname, 'wt') as fh:
                fh.write(new_content)

dataset/ETHPy150Open winpython/winpython/winpython/utils.py patch_sourcefile/original