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How to use prefixed_write method in avocado

Best Python code snippet using avocado_python

tree.py

Source:tree.py

...350    :param verbose: verbosity (0, 1, 2, 3)351    :param use_utf8: Use utf-8 encoding (None=autodetect)352    :return: string representing this node's tree structure353    """354    def prefixed_write(prefix1, prefix2, value):355        """356        Split value's lines and prepend empty prefix to 2nd+ lines357        :return: list of lines358        """359        value = astring.to_text(value)360        if '\n' not in value:361            return [prefix1 + prefix2 + value]362        value = value.splitlines()363        empty_prefix2 = ' ' * len(prefix2)364        return [prefix1 + prefix2 + value[0]] + [prefix1 + empty_prefix2 +365                                                 _ for _ in value[1:]]366    def process_node(node):367        """368        Generate this node's tree-view369        :return: list of lines370        """371        if getattr(node, "multiplex", None):372            down = charset['DoubleDown']373            down_right = charset['DoubleDownRight']374            right = charset['DoubleRight']375        else:376            down = charset['Down']377            down_right = charset['DownRight']378            right = charset['Right']379        out = [node.name]380        if verbose is not None and verbose >= 2 and node.is_leaf:381            values = itertools.chain(iter(node.environment.items()),382                                     [("filter-only", _)383                                      for _ in node.environment.filter_only],384                                     [("filter-out", _)385                                      for _ in node.environment.filter_out])386        elif verbose in (1, 3):387            values = itertools.chain(iter(node.value.items()),388                                     [("filter-only", _)389                                      for _ in node.filters[0]],390                                     [("filter-out", _)391                                      for _ in node.filters[1]])392        else:393            values = None394        if values:395            val = charset['Value']396            if node.children:397                val_prefix = down398            else:399                val_prefix = '  '400            for key, value in values:401                out.extend(prefixed_write(val_prefix, "%s%s: " % (val, key),402                                          value))403        if node.children:404            for child in node.children[:-1]:405                lines = process_node(child)406                out.append(down_right + lines[0])407                out.extend(down + line for line in lines[1:])408            lines = process_node(node.children[-1])409            out.append(right + lines[0])410            empty_down_right = ' ' * len(down_right)411            out.extend(empty_down_right + line for line in lines[1:])412        return out413    if use_utf8 is None:414        use_utf8 = locale.getdefaultlocale()[1] == 'UTF-8'415    if use_utf8:416        charset = {'DoubleDown': u' \u2551   ',417                   'DoubleDownRight': u' \u2560\u2550\u2550 ',418                   'DoubleRight': u' \u255a\u2550\u2550 ',419                   'Down': u' \u2503   ',420                   'DownRight': u' \u2523\u2501\u2501 ',421                   'Right': u' \u2517\u2501\u2501 ',422                   'Value': u'\u2192 '}423    else:   # ASCII fallback424        charset = {'Down': ' |   ',425                   'DownRight': ' |-- ',426                   'Right': ' \\-- ',427                   'DoubleDown': ' #   ',428                   'DoubleDownRight': ' #== ',429                   'DoubleRight': ' #== ',430                   'Value': ' -> '}431    if getattr(root, "multiplex", None):432        down = charset['DoubleDown']433        down_right = charset['DoubleDownRight']434        right = charset['DoubleRight']435    else:436        down = charset['Down']437        down_right = charset['DownRight']438        right = charset['Right']439    out = []440    if verbose is not None and verbose >= 2 and root.is_leaf:441        values = root.environment.items()442    elif verbose in (1, 3):443        values = root.value.items()444    else:445        values = None446    if values:447        prefix = charset['Value'].lstrip()448        for key, value in values:449            out.extend(prefixed_write(prefix, key + ': ', value))450    if root.children:451        for child in root.children[:-1]:452            lines = process_node(child)453            out.append(down_right + lines[0])454            out.extend(down + line for line in lines[1:])455        lines = process_node(root.children[-1])456        out.append(right + lines[0])457        out.extend(' ' * len(down_right) + line for line in lines[1:])458    # When not on TTY we need to force the encoding459    return '\n'.join(out).encode('utf-8' if use_utf8 else 'ascii',...

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