Usefull to pretty print Django models or querysets

tabler.py

def tabl(model_or_qs, field_names: str = '', limit: int = 1000):
    """
    Examples:
    >>> tabl(UserStatus)
    or
    >>> tabl(User, 'first_name,last_name')
    or
    >>> tabl(User.objects.filter(is_staff=True), 'first_name,last_name', limit=20)
    """
    qs = model_or_qs.objects.all() if inspect.isclass(model_or_qs) else model_or_qs

    if not field_names:
        model = model_or_qs if inspect.isclass(model_or_qs) else model_or_qs.model
        field_names = ','.join(
                f.name for f in model._meta.fields[:10] if not isinstance(f, TextField))
    if limit:  # can be explicitly set to None
        qs = qs[:limit]
    fields = field_names.split(',')
    print(' | '.join(fields))
    print('-' * (len(field_names) + field_names.count(',') * 3 - 1))
    for obj in qs:
        line_items = []
        for f in fields:
            attr = getattr(obj, f)
            if callable(attr):
                attr = attr()
            line_items.append(str(attr))
        print(' | '.join(line_items))