c5b11b7668df61c3a5c3f927625430c56413d5fb,lib/prody/utilities/pathtools.py,,openFile,#Any#,53

Before Change

    :arg backup_ext: extension for backup file, default is :file:`.BAK`
    :type backup_ext: str

    if not isinstance(filename, str):
        raise TypeError("filename must be a string")
    folder = kwargs.pop("folder", None)
    if folder:
        filename = join(folder, filename)
    ext = splitext(filename)[1]
    backup = kwargs.pop("backup", pkg.SETTINGS.get("backup", False))
    backup_ext = kwargs.pop("backup_ext", 
                            pkg.SETTINGS.get("backup_ext", ".BAK"))
    if args and args[0][0] in ("a", "w"):
        if isfile(filename) and backup:
            bak = filename + backup_ext
            if isfile(bak):
                os.remove(bak)
            os.rename(filename, bak)
    return OPEN.get(ext, open)(filename, *args, **kwargs)
    
    
def gunzip(filename, outname=None):

After Change

    try:
        exists = isfile(filename)
    except Exception as err:
        raise TypeError("filename must be a string ({0:s})".format(str(err)))
    
    folder = kwargs.pop("folder", None)
    if folder:

Instances