Edit File: pretty.py
import builtins import collections import dataclasses import inspect import os import reprlib import sys from array import array from collections import Counter, UserDict, UserList, defaultdict, deque from dataclasses import dataclass, fields, is_dataclass from inspect import isclass from itertools import islice from types import MappingProxyType from typing import ( TYPE_CHECKING, Any, Callable, DefaultDict, Deque, Dict, Iterable, List, Optional, Sequence, Set, Tuple, Union, ) from pip._vendor.rich.repr import RichReprResult try: import attr as _attr_module _has_attrs = hasattr(_attr_module, "ib") except ImportError: # pragma: no cover _has_attrs = False from . import get_console from ._loop import loop_last from ._pick import pick_bool from .abc import RichRenderable from .cells import cell_len from .highlighter import ReprHighlighter from .jupyter import JupyterMixin, JupyterRenderable from .measure import Measurement from .text import Text if TYPE_CHECKING: from .console import ( Console, ConsoleOptions, HighlighterType, JustifyMethod, OverflowMethod, RenderResult, ) def _is_attr_object(obj: Any) -> bool: """Check if an object was created with attrs module.""" return _has_attrs and _attr_module.has(type(obj)) def _get_attr_fields(obj: Any) -> Sequence["_attr_module.Attribute[Any]"]: """Get fields for an attrs object.""" return _attr_module.fields(type(obj)) if _has_attrs else [] def _is_dataclass_repr(obj: object) -> bool: """Check if an instance of a dataclass contains the default repr. Args: obj (object): A dataclass instance. Returns: bool: True if the default repr is used, False if there is a custom repr. """ # Digging in to a lot of internals here # Catching all exceptions in case something is missing on a non CPython implementation try: return obj.__repr__.__code__.co_filename in ( dataclasses.__file__, reprlib.__file__, ) except Exception: # pragma: no coverage return False _dummy_namedtuple = collections.namedtuple("_dummy_namedtuple", []) def _has_default_namedtuple_repr(obj: object) -> bool: """Check if an instance of namedtuple contains the default repr Args: obj (object): A namedtuple Returns: bool: True if the default repr is used, False if there's a custom repr. """ obj_file = None try: obj_file = inspect.getfile(obj.__repr__) except (OSError, TypeError): # OSError handles case where object is defined in __main__ scope, e.g. REPL - no filename available. # TypeError trapped defensively, in case of object without filename slips through. pass default_repr_file = inspect.getfile(_dummy_namedtuple.__repr__) return obj_file == default_repr_file def _ipy_display_hook( value: Any, console: Optional["Console"] = None, overflow: "OverflowMethod" = "ignore", crop: bool = False, indent_guides: bool = False, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, expand_all: bool = False, ) -> Union[str, None]: # needed here to prevent circular import: from .console import ConsoleRenderable # always skip rich generated jupyter renderables or None values if _safe_isinstance(value, JupyterRenderable) or value is None: return None console = console or get_console() with console.capture() as capture: # certain renderables should start on a new line if _safe_isinstance(value, ConsoleRenderable): console.line() console.print( ( value if _safe_isinstance(value, RichRenderable) else Pretty( value, overflow=overflow, indent_guides=indent_guides, max_length=max_length, max_string=max_string, max_depth=max_depth, expand_all=expand_all, margin=12, ) ), crop=crop, new_line_start=True, end="", ) # strip trailing newline, not usually part of a text repr # I'm not sure if this should be prevented at a lower level return capture.get().rstrip("\n") def _safe_isinstance( obj: object, class_or_tuple: Union[type, Tuple[type, ...]] ) -> bool: """isinstance can fail in rare cases, for example types with no __class__""" try: return isinstance(obj, class_or_tuple) except Exception: return False def install( console: Optional["Console"] = None, overflow: "OverflowMethod" = "ignore", crop: bool = False, indent_guides: bool = False, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, expand_all: bool = False, ) -> None: """Install automatic pretty printing in the Python REPL. Args: console (Console, optional): Console instance or ``None`` to use global console. Defaults to None. overflow (Optional[OverflowMethod], optional): Overflow method. Defaults to "ignore". crop (Optional[bool], optional): Enable cropping of long lines. Defaults to False. indent_guides (bool, optional): Enable indentation guides. Defaults to False. max_length (int, optional): Maximum length of containers before abbreviating, or None for no abbreviation. Defaults to None. max_string (int, optional): Maximum length of string before truncating, or None to disable. Defaults to None. max_depth (int, optional): Maximum depth of nested data structures, or None for no maximum. Defaults to None. expand_all (bool, optional): Expand all containers. Defaults to False. max_frames (int): Maximum number of frames to show in a traceback, 0 for no maximum. Defaults to 100. """ from pip._vendor.rich import get_console console = console or get_console() assert console is not None def display_hook(value: Any) -> None: """Replacement sys.displayhook which prettifies objects with Rich.""" if value is not None: assert console is not None builtins._ = None # type: ignore[attr-defined] console.print( ( value if _safe_isinstance(value, RichRenderable) else Pretty( value, overflow=overflow, indent_guides=indent_guides, max_length=max_length, max_string=max_string, max_depth=max_depth, expand_all=expand_all, ) ), crop=crop, ) builtins._ = value # type: ignore[attr-defined] try: ip = get_ipython() # type: ignore[name-defined] except NameError: sys.displayhook = display_hook else: from IPython.core.formatters import BaseFormatter class RichFormatter(BaseFormatter): # type: ignore[misc] pprint: bool = True def __call__(self, value: Any) -> Any: if self.pprint: return _ipy_display_hook( value, console=get_console(), overflow=overflow, indent_guides=indent_guides, max_length=max_length, max_string=max_string, max_depth=max_depth, expand_all=expand_all, ) else: return repr(value) # replace plain text formatter with rich formatter rich_formatter = RichFormatter() ip.display_formatter.formatters["text/plain"] = rich_formatter class Pretty(JupyterMixin): """A rich renderable that pretty prints an object. Args: _object (Any): An object to pretty print. highlighter (HighlighterType, optional): Highlighter object to apply to result, or None for ReprHighlighter. Defaults to None. indent_size (int, optional): Number of spaces in indent. Defaults to 4. justify (JustifyMethod, optional): Justify method, or None for default. Defaults to None. overflow (OverflowMethod, optional): Overflow method, or None for default. Defaults to None. no_wrap (Optional[bool], optional): Disable word wrapping. Defaults to False. indent_guides (bool, optional): Enable indentation guides. Defaults to False. max_length (int, optional): Maximum length of containers before abbreviating, or None for no abbreviation. Defaults to None. max_string (int, optional): Maximum length of string before truncating, or None to disable. Defaults to None. max_depth (int, optional): Maximum depth of nested data structures, or None for no maximum. Defaults to None. expand_all (bool, optional): Expand all containers. Defaults to False. margin (int, optional): Subtrace a margin from width to force containers to expand earlier. Defaults to 0. insert_line (bool, optional): Insert a new line if the output has multiple new lines. Defaults to False. """ def __init__( self, _object: Any, highlighter: Optional["HighlighterType"] = None, *, indent_size: int = 4, justify: Optional["JustifyMethod"] = None, overflow: Optional["OverflowMethod"] = None, no_wrap: Optional[bool] = False, indent_guides: bool = False, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, expand_all: bool = False, margin: int = 0, insert_line: bool = False, ) -> None: self._object = _object self.highlighter = highlighter or ReprHighlighter() self.indent_size = indent_size self.justify: Optional["JustifyMethod"] = justify self.overflow: Optional["OverflowMethod"] = overflow self.no_wrap = no_wrap self.indent_guides = indent_guides self.max_length = max_length self.max_string = max_string self.max_depth = max_depth self.expand_all = expand_all self.margin = margin self.insert_line = insert_line def __rich_console__( self, console: "Console", options: "ConsoleOptions" ) -> "RenderResult": pretty_str = pretty_repr( self._object, max_width=options.max_width - self.margin, indent_size=self.indent_size, max_length=self.max_length, max_string=self.max_string, max_depth=self.max_depth, expand_all=self.expand_all, ) pretty_text = Text.from_ansi( pretty_str, justify=self.justify or options.justify, overflow=self.overflow or options.overflow, no_wrap=pick_bool(self.no_wrap, options.no_wrap), style="pretty", ) pretty_text = ( self.highlighter(pretty_text) if pretty_text else Text( f"{type(self._object)}.__repr__ returned empty string", style="dim italic", ) ) if self.indent_guides and not options.ascii_only: pretty_text = pretty_text.with_indent_guides( self.indent_size, style="repr.indent" ) if self.insert_line and "\n" in pretty_text: yield "" yield pretty_text def __rich_measure__( self, console: "Console", options: "ConsoleOptions" ) -> "Measurement": pretty_str = pretty_repr( self._object, max_width=options.max_width, indent_size=self.indent_size, max_length=self.max_length, max_string=self.max_string, max_depth=self.max_depth, expand_all=self.expand_all, ) text_width = ( max(cell_len(line) for line in pretty_str.splitlines()) if pretty_str else 0 ) return Measurement(text_width, text_width) def _get_braces_for_defaultdict(_object: DefaultDict[Any, Any]) -> Tuple[str, str, str]: return ( f"defaultdict({_object.default_factory!r}, {{", "})", f"defaultdict({_object.default_factory!r}, {{}})", ) def _get_braces_for_deque(_object: Deque[Any]) -> Tuple[str, str, str]: if _object.maxlen is None: return ("deque([", "])", "deque()") return ( "deque([", f"], maxlen={_object.maxlen})", f"deque(maxlen={_object.maxlen})", ) def _get_braces_for_array(_object: "array[Any]") -> Tuple[str, str, str]: return (f"array({_object.typecode!r}, [", "])", f"array({_object.typecode!r})") _BRACES: Dict[type, Callable[[Any], Tuple[str, str, str]]] = { os._Environ: lambda _object: ("environ({", "})", "environ({})"), array: _get_braces_for_array, defaultdict: _get_braces_for_defaultdict, Counter: lambda _object: ("Counter({", "})", "Counter()"), deque: _get_braces_for_deque, dict: lambda _object: ("{", "}", "{}"), UserDict: lambda _object: ("{", "}", "{}"), frozenset: lambda _object: ("frozenset({", "})", "frozenset()"), list: lambda _object: ("[", "]", "[]"), UserList: lambda _object: ("[", "]", "[]"), set: lambda _object: ("{", "}", "set()"), tuple: lambda _object: ("(", ")", "()"), MappingProxyType: lambda _object: ("mappingproxy({", "})", "mappingproxy({})"), } _CONTAINERS = tuple(_BRACES.keys()) _MAPPING_CONTAINERS = (dict, os._Environ, MappingProxyType, UserDict) def is_expandable(obj: Any) -> bool: """Check if an object may be expanded by pretty print.""" return ( _safe_isinstance(obj, _CONTAINERS) or (is_dataclass(obj)) or (hasattr(obj, "__rich_repr__")) or _is_attr_object(obj) ) and not isclass(obj) @dataclass class Node: """A node in a repr tree. May be atomic or a container.""" key_repr: str = "" value_repr: str = "" open_brace: str = "" close_brace: str = "" empty: str = "" last: bool = False is_tuple: bool = False is_namedtuple: bool = False children: Optional[List["Node"]] = None key_separator: str = ": " separator: str = ", " def iter_tokens(self) -> Iterable[str]: """Generate tokens for this node.""" if self.key_repr: yield self.key_repr yield self.key_separator if self.value_repr: yield self.value_repr elif self.children is not None: if self.children: yield self.open_brace if self.is_tuple and not self.is_namedtuple and len(self.children) == 1: yield from self.children[0].iter_tokens() yield "," else: for child in self.children: yield from child.iter_tokens() if not child.last: yield self.separator yield self.close_brace else: yield self.empty def check_length(self, start_length: int, max_length: int) -> bool: """Check the length fits within a limit. Args: start_length (int): Starting length of the line (indent, prefix, suffix). max_length (int): Maximum length. Returns: bool: True if the node can be rendered within max length, otherwise False. """ total_length = start_length for token in self.iter_tokens(): total_length += cell_len(token) if total_length > max_length: return False return True def __str__(self) -> str: repr_text = "".join(self.iter_tokens()) return repr_text def render( self, max_width: int = 80, indent_size: int = 4, expand_all: bool = False ) -> str: """Render the node to a pretty repr. Args: max_width (int, optional): Maximum width of the repr. Defaults to 80. indent_size (int, optional): Size of indents. Defaults to 4. expand_all (bool, optional): Expand all levels. Defaults to False. Returns: str: A repr string of the original object. """ lines = [_Line(node=self, is_root=True)] line_no = 0 while line_no < len(lines): line = lines[line_no] if line.expandable and not line.expanded: if expand_all or not line.check_length(max_width): lines[line_no : line_no + 1] = line.expand(indent_size) line_no += 1 repr_str = "\n".join(str(line) for line in lines) return repr_str @dataclass class _Line: """A line in repr output.""" parent: Optional["_Line"] = None is_root: bool = False node: Optional[Node] = None text: str = "" suffix: str = "" whitespace: str = "" expanded: bool = False last: bool = False @property def expandable(self) -> bool: """Check if the line may be expanded.""" return bool(self.node is not None and self.node.children) def check_length(self, max_length: int) -> bool: """Check this line fits within a given number of cells.""" start_length = ( len(self.whitespace) + cell_len(self.text) + cell_len(self.suffix) ) assert self.node is not None return self.node.check_length(start_length, max_length) def expand(self, indent_size: int) -> Iterable["_Line"]: """Expand this line by adding children on their own line.""" node = self.node assert node is not None whitespace = self.whitespace assert node.children if node.key_repr: new_line = yield _Line( text=f"{node.key_repr}{node.key_separator}{node.open_brace}", whitespace=whitespace, ) else: new_line = yield _Line(text=node.open_brace, whitespace=whitespace) child_whitespace = self.whitespace + " " * indent_size tuple_of_one = node.is_tuple and len(node.children) == 1 for last, child in loop_last(node.children): separator = "," if tuple_of_one else node.separator line = _Line( parent=new_line, node=child, whitespace=child_whitespace, suffix=separator, last=last and not tuple_of_one, ) yield line yield _Line( text=node.close_brace, whitespace=whitespace, suffix=self.suffix, last=self.last, ) def __str__(self) -> str: if self.last: return f"{self.whitespace}{self.text}{self.node or ''}" else: return ( f"{self.whitespace}{self.text}{self.node or ''}{self.suffix.rstrip()}" ) def _is_namedtuple(obj: Any) -> bool: """Checks if an object is most likely a namedtuple. It is possible to craft an object that passes this check and isn't a namedtuple, but there is only a minuscule chance of this happening unintentionally. Args: obj (Any): The object to test Returns: bool: True if the object is a namedtuple. False otherwise. """ try: fields = getattr(obj, "_fields", None) except Exception: # Being very defensive - if we cannot get the attr then its not a namedtuple return False return isinstance(obj, tuple) and isinstance(fields, tuple) def traverse( _object: Any, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, ) -> Node: """Traverse object and generate a tree. Args: _object (Any): Object to be traversed. max_length (int, optional): Maximum length of containers before abbreviating, or None for no abbreviation. Defaults to None. max_string (int, optional): Maximum length of string before truncating, or None to disable truncating. Defaults to None. max_depth (int, optional): Maximum depth of data structures, or None for no maximum. Defaults to None. Returns: Node: The root of a tree structure which can be used to render a pretty repr. """ def to_repr(obj: Any) -> str: """Get repr string for an object, but catch errors.""" if ( max_string is not None and _safe_isinstance(obj, (bytes, str)) and len(obj) > max_string ): truncated = len(obj) - max_string obj_repr = f"{obj[:max_string]!r}+{truncated}" else: try: obj_repr = repr(obj) except Exception as error: obj_repr = f"<repr-error {str(error)!r}>" return obj_repr visited_ids: Set[int] = set() push_visited = visited_ids.add pop_visited = visited_ids.remove def _traverse(obj: Any, root: bool = False, depth: int = 0) -> Node: """Walk the object depth first.""" obj_id = id(obj) if obj_id in visited_ids: # Recursion detected return Node(value_repr="...") obj_type = type(obj) children: List[Node] reached_max_depth = max_depth is not None and depth >= max_depth def iter_rich_args(rich_args: Any) -> Iterable[Union[Any, Tuple[str, Any]]]: for arg in rich_args: if _safe_isinstance(arg, tuple): if len(arg) == 3: key, child, default = arg if default == child: continue yield key, child elif len(arg) == 2: key, child = arg yield key, child elif len(arg) == 1: yield arg[0] else: yield arg try: fake_attributes = hasattr( obj, "awehoi234_wdfjwljet234_234wdfoijsdfmmnxpi492" ) except Exception: fake_attributes = False rich_repr_result: Optional[RichReprResult] = None if not fake_attributes: try: if hasattr(obj, "__rich_repr__") and not isclass(obj): rich_repr_result = obj.__rich_repr__() except Exception: pass if rich_repr_result is not None: push_visited(obj_id) angular = getattr(obj.__rich_repr__, "angular", False) args = list(iter_rich_args(rich_repr_result)) class_name = obj.__class__.__name__ if args: children = [] append = children.append if reached_max_depth: if angular: node = Node(value_repr=f"<{class_name}...>") else: node = Node(value_repr=f"{class_name}(...)") else: if angular: node = Node( open_brace=f"<{class_name} ", close_brace=">", children=children, last=root, separator=" ", ) else: node = Node( open_brace=f"{class_name}(", close_brace=")", children=children, last=root, ) for last, arg in loop_last(args): if _safe_isinstance(arg, tuple): key, child = arg child_node = _traverse(child, depth=depth + 1) child_node.last = last child_node.key_repr = key child_node.key_separator = "=" append(child_node) else: child_node = _traverse(arg, depth=depth + 1) child_node.last = last append(child_node) else: node = Node( value_repr=f"<{class_name}>" if angular else f"{class_name}()", children=[], last=root, ) pop_visited(obj_id) elif _is_attr_object(obj) and not fake_attributes: push_visited(obj_id) children = [] append = children.append attr_fields = _get_attr_fields(obj) if attr_fields: if reached_max_depth: node = Node(value_repr=f"{obj.__class__.__name__}(...)") else: node = Node( open_brace=f"{obj.__class__.__name__}(", close_brace=")", children=children, last=root, ) def iter_attrs() -> ( Iterable[Tuple[str, Any, Optional[Callable[[Any], str]]]] ): """Iterate over attr fields and values.""" for attr in attr_fields: if attr.repr: try: value = getattr(obj, attr.name) except Exception as error: # Can happen, albeit rarely yield (attr.name, error, None) else: yield ( attr.name, value, attr.repr if callable(attr.repr) else None, ) for last, (name, value, repr_callable) in loop_last(iter_attrs()): if repr_callable: child_node = Node(value_repr=str(repr_callable(value))) else: child_node = _traverse(value, depth=depth + 1) child_node.last = last child_node.key_repr = name child_node.key_separator = "=" append(child_node) else: node = Node( value_repr=f"{obj.__class__.__name__}()", children=[], last=root ) pop_visited(obj_id) elif ( is_dataclass(obj) and not _safe_isinstance(obj, type) and not fake_attributes and _is_dataclass_repr(obj) ): push_visited(obj_id) children = [] append = children.append if reached_max_depth: node = Node(value_repr=f"{obj.__class__.__name__}(...)") else: node = Node( open_brace=f"{obj.__class__.__name__}(", close_brace=")", children=children, last=root, empty=f"{obj.__class__.__name__}()", ) for last, field in loop_last( field for field in fields(obj) if field.repr and hasattr(obj, field.name) ): child_node = _traverse(getattr(obj, field.name), depth=depth + 1) child_node.key_repr = field.name child_node.last = last child_node.key_separator = "=" append(child_node) pop_visited(obj_id) elif _is_namedtuple(obj) and _has_default_namedtuple_repr(obj): push_visited(obj_id) class_name = obj.__class__.__name__ if reached_max_depth: # If we've reached the max depth, we still show the class name, but not its contents node = Node( value_repr=f"{class_name}(...)", ) else: children = [] append = children.append node = Node( open_brace=f"{class_name}(", close_brace=")", children=children, empty=f"{class_name}()", ) for last, (key, value) in loop_last(obj._asdict().items()): child_node = _traverse(value, depth=depth + 1) child_node.key_repr = key child_node.last = last child_node.key_separator = "=" append(child_node) pop_visited(obj_id) elif _safe_isinstance(obj, _CONTAINERS): for container_type in _CONTAINERS: if _safe_isinstance(obj, container_type): obj_type = container_type break push_visited(obj_id) open_brace, close_brace, empty = _BRACES[obj_type](obj) if reached_max_depth: node = Node(value_repr=f"{open_brace}...{close_brace}") elif obj_type.__repr__ != type(obj).__repr__: node = Node(value_repr=to_repr(obj), last=root) elif obj: children = [] node = Node( open_brace=open_brace, close_brace=close_brace, children=children, last=root, ) append = children.append num_items = len(obj) last_item_index = num_items - 1 if _safe_isinstance(obj, _MAPPING_CONTAINERS): iter_items = iter(obj.items()) if max_length is not None: iter_items = islice(iter_items, max_length) for index, (key, child) in enumerate(iter_items): child_node = _traverse(child, depth=depth + 1) child_node.key_repr = to_repr(key) child_node.last = index == last_item_index append(child_node) else: iter_values = iter(obj) if max_length is not None: iter_values = islice(iter_values, max_length) for index, child in enumerate(iter_values): child_node = _traverse(child, depth=depth + 1) child_node.last = index == last_item_index append(child_node) if max_length is not None and num_items > max_length: append(Node(value_repr=f"... +{num_items - max_length}", last=True)) else: node = Node(empty=empty, children=[], last=root) pop_visited(obj_id) else: node = Node(value_repr=to_repr(obj), last=root) node.is_tuple = type(obj) == tuple node.is_namedtuple = _is_namedtuple(obj) return node node = _traverse(_object, root=True) return node def pretty_repr( _object: Any, *, max_width: int = 80, indent_size: int = 4, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, expand_all: bool = False, ) -> str: """Prettify repr string by expanding on to new lines to fit within a given width. Args: _object (Any): Object to repr. max_width (int, optional): Desired maximum width of repr string. Defaults to 80. indent_size (int, optional): Number of spaces to indent. Defaults to 4. max_length (int, optional): Maximum length of containers before abbreviating, or None for no abbreviation. Defaults to None. max_string (int, optional): Maximum length of string before truncating, or None to disable truncating. Defaults to None. max_depth (int, optional): Maximum depth of nested data structure, or None for no depth. Defaults to None. expand_all (bool, optional): Expand all containers regardless of available width. Defaults to False. Returns: str: A possibly multi-line representation of the object. """ if _safe_isinstance(_object, Node): node = _object else: node = traverse( _object, max_length=max_length, max_string=max_string, max_depth=max_depth ) repr_str: str = node.render( max_width=max_width, indent_size=indent_size, expand_all=expand_all ) return repr_str def pprint( _object: Any, *, console: Optional["Console"] = None, indent_guides: bool = True, max_length: Optional[int] = None, max_string: Optional[int] = None, max_depth: Optional[int] = None, expand_all: bool = False, ) -> None: """A convenience function for pretty printing. Args: _object (Any): Object to pretty print. console (Console, optional): Console instance, or None to use default. Defaults to None. max_length (int, optional): Maximum length of containers before abbreviating, or None for no abbreviation. Defaults to None. max_string (int, optional): Maximum length of strings before truncating, or None to disable. Defaults to None. max_depth (int, optional): Maximum depth for nested data structures, or None for unlimited depth. Defaults to None. indent_guides (bool, optional): Enable indentation guides. Defaults to True. expand_all (bool, optional): Expand all containers. Defaults to False. """ _console = get_console() if console is None else console _console.print( Pretty( _object, max_length=max_length, max_string=max_string, max_depth=max_depth, indent_guides=indent_guides, expand_all=expand_all, overflow="ignore", ), soft_wrap=True, ) if __name__ == "__main__": # pragma: no cover class BrokenRepr: def __repr__(self) -> str: 1 / 0 return "this will fail" from typing import NamedTuple class StockKeepingUnit(NamedTuple): name: str description: str price: float category: str reviews: List[str] d = defaultdict(int) d["foo"] = 5 data = { "foo": [ 1, "Hello World!", 100.123, 323.232, 432324.0, {5, 6, 7, (1, 2, 3, 4), 8}, ], "bar": frozenset({1, 2, 3}), "defaultdict": defaultdict( list, {"crumble": ["apple", "rhubarb", "butter", "sugar", "flour"]} ), "counter": Counter( [ "apple", "orange", "pear", "kumquat", "kumquat", "durian" * 100, ] ), "atomic": (False, True, None), "namedtuple": StockKeepingUnit( "Sparkling British Spring Water", "Carbonated spring water", 0.9, "water", ["its amazing!", "its terrible!"], ), "Broken": BrokenRepr(), } data["foo"].append(data) # type: ignore[attr-defined] from pip._vendor.rich import print print(Pretty(data, indent_guides=True, max_string=20)) class Thing: def __repr__(self) -> str: return "Hello\x1b[38;5;239m World!" print(Pretty(Thing()))