Merge branch 'master' of github.com:Textualize/rich

.github/workflows/update_benchmark_website.yml

@@ -0,0 +1,24 @@
+on:
+  release:
+    types: [ released ]
+
+
+jobs:
+  asv-publish-and-copy:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: '3.10.2'
+      - run: 'pip install asv'
+      - run: 'asv publish'
+      - uses: pina/github-action-push-to-another-repository@v1.4.1
+        name: 'Copy files to Textualize/rich-benchmarks repo'
+        env:
+          API_TOKEN_GITHUB: ${{ secrets.PUBLISH_ASV }}
+        with:
+          source-directory: /benchmarks/html
+          destination-github-username: Textualize
+          destination-repository-name: rich-benchmarks
+          user-email: darren@textualize.io

CHANGELOG.md

@@ -10,12 +10,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 - Improve performance of cell_length https://github.com/Textualize/rich/pull/2061
+- Improve performance of chop_cells https://github.com/Textualize/rich/pull/2077
 
 ## [12.0.1] - 2022-03-14
 
 ### Fixed
 
-- Fix capturing stdout on legacy Windows https://github.com/Textualize/rich/pull/2055
+- Fix capturing stdout on legacy Windows https://github.com/Textualize/rich/pull/2066
 
 ## [12.0.0] - 2022-03-10
 

poetry.lock

@@ -356,7 +356,7 @@ python-versions = "*"
 
 [[package]]
 name = "ipywidgets"
-version = "7.6.5"
+version = "7.7.0"
 description = "IPython HTML widgets for Jupyter"
 category = "main"
 optional = true
@@ -369,7 +369,7 @@ ipython-genutils = ">=0.2.0,<0.3.0"
 jupyterlab-widgets = {version = ">=1.0.0", markers = "python_version >= \"3.6\""}
 nbformat = ">=4.2.0"
 traitlets = ">=4.3.1"
-widgetsnbextension = ">=3.5.0,<3.6.0"
+widgetsnbextension = ">=3.6.0,<3.7.0"
 
 [package.extras]
 test = ["pytest (>=3.6.0)", "pytest-cov", "mock"]
@@ -466,7 +466,7 @@ pygments = ">=2.4.1,<3"
 
 [[package]]
 name = "jupyterlab-widgets"
-version = "1.0.2"
+version = "1.1.0"
 description = "A JupyterLab extension."
 category = "main"
 optional = true
@@ -490,7 +490,7 @@ python-versions = "*"
 
 [[package]]
 name = "mypy"
-version = "0.931"
+version = "0.941"
 description = "Optional static typing for Python"
 category = "dev"
 optional = false
@@ -505,6 +505,7 @@ typing-extensions = ">=3.10"
 [package.extras]
 dmypy = ["psutil (>=4.0)"]
 python2 = ["typed-ast (>=1.4.0,<2)"]
+reports = ["lxml"]
 
 [[package]]
 name = "mypy-extensions"
@@ -600,7 +601,7 @@ python-versions = "*"
 
 [[package]]
 name = "notebook"
-version = "6.4.8"
+version = "6.4.10"
 description = "A web-based notebook environment for interactive computing"
 category = "main"
 optional = true
@@ -613,7 +614,7 @@ ipython-genutils = "*"
 jinja2 = "*"
 jupyter-client = ">=5.3.4"
 jupyter-core = ">=4.6.1"
-nbconvert = "*"
+nbconvert = ">=5"
 nbformat = "*"
 nest-asyncio = ">=1.5"
 prometheus-client = "*"
@@ -1037,7 +1038,7 @@ python-versions = "*"
 
 [[package]]
 name = "widgetsnbextension"
-version = "3.5.2"
+version = "3.6.0"
 description = "IPython HTML widgets for Jupyter"
 category = "main"
 optional = true
@@ -1064,7 +1065,7 @@ jupyter = ["ipywidgets"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6.2"
-content-hash = "5ce16f2949f71818ef5552c9001615a07b6e604a6291ff34b0f5fdc29a684cdc"
+content-hash = "9d010fc1dade302bb784d0607a4c23d00e89f6709572310452428d347ff8b89a"
 
 [metadata.files]
 appnope = [
@@ -1316,8 +1317,8 @@ ipython-genutils = [
     {file = "ipython_genutils-0.2.0.tar.gz", hash = "sha256:eb2e116e75ecef9d4d228fdc66af54269afa26ab4463042e33785b887c628ba8"},
 ]
 ipywidgets = [
-    {file = "ipywidgets-7.6.5-py2.py3-none-any.whl", hash = "sha256:d258f582f915c62ea91023299603be095de19afb5ee271698f88327b9fe9bf43"},
+    {file = "ipywidgets-7.7.0-py2.py3-none-any.whl", hash = "sha256:e58ff58bc94d481e91ecb6e13a5cb96a87b6b8ade135e055603d0ca24593df38"},
-    {file = "ipywidgets-7.6.5.tar.gz", hash = "sha256:00974f7cb4d5f8d494c19810fedb9fa9b64bffd3cda7c2be23c133a1ad3c99c5"},
+    {file = "ipywidgets-7.7.0.tar.gz", hash = "sha256:ab4a5596855a88b83761921c768707d65e5847068139bc1729ddfe834703542a"},
 ]
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@@ -1344,8 +1345,8 @@ jupyterlab-pygments = [
     {file = "jupyterlab_pygments-0.1.2.tar.gz", hash = "sha256:cfcda0873626150932f438eccf0f8bf22bfa92345b814890ab360d666b254146"},
 ]
 jupyterlab-widgets = [
-    {file = "jupyterlab_widgets-1.0.2-py3-none-any.whl", hash = "sha256:f5d9efface8ec62941173ba1cffb2edd0ecddc801c11ae2931e30b50492eb8f7"},
+    {file = "jupyterlab_widgets-1.1.0-py3-none-any.whl", hash = "sha256:c2a9bd3789f120f64d73268c066ed3b000c56bc1dda217be5cdc43e7b4ebad3f"},
-    {file = "jupyterlab_widgets-1.0.2.tar.gz", hash = "sha256:7885092b2b96bf189c3a705cc3c412a4472ec5e8382d0b47219a66cccae73cfa"},
+    {file = "jupyterlab_widgets-1.1.0.tar.gz", hash = "sha256:d5f41bc1713795385f718d44dcba47e1e1473c6289f28a95aa6b2c0782ee372a"},
 ]
 markupsafe = [
     {file = "MarkupSafe-2.0.1-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:d8446c54dc28c01e5a2dbac5a25f071f6653e6e40f3a8818e8b45d790fe6ef53"},
@@ -1423,26 +1424,29 @@ mistune = [
     {file = "mistune-0.8.4.tar.gz", hash = "sha256:59a3429db53c50b5c6bcc8a07f8848cb00d7dc8bdb431a4ab41920d201d4756e"},
 ]
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-    {file = "mypy-0.931.tar.gz", hash = "sha256:0038b21890867793581e4cb0d810829f5fd4441aa75796b53033af3aa30430ce"},
+    {file = "mypy-0.941-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:818cfc51c25a5dbfd0705f3ac1919fff6971eb0c02e6f1a1f6a017a42405a7c0"},
+    {file = "mypy-0.941-cp39-cp39-win_amd64.whl", hash = "sha256:b2ce2788df0c066c2ff4ba7190fa84f18937527c477247e926abeb9b1168b8cc"},
+    {file = "mypy-0.941-py3-none-any.whl", hash = "sha256:3cf77f138efb31727ee7197bc824c9d6d7039204ed96756cc0f9ca7d8e8fc2a4"},
+    {file = "mypy-0.941.tar.gz", hash = "sha256:cbcc691d8b507d54cb2b8521f0a2a3d4daa477f62fe77f0abba41e5febb377b7"},
 ]
 mypy-extensions = [
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@@ -1469,8 +1473,8 @@ nodeenv = [
     {file = "nodeenv-1.6.0.tar.gz", hash = "sha256:3ef13ff90291ba2a4a7a4ff9a979b63ffdd00a464dbe04acf0ea6471517a4c2b"},
 ]
 notebook = [
-    {file = "notebook-6.4.8-py3-none-any.whl", hash = "sha256:3e702fcc54b8ae597533c3864793b7a1e971dec9e112f67235828d8a798fd654"},
+    {file = "notebook-6.4.10-py3-none-any.whl", hash = "sha256:49cead814bff0945fcb2ee07579259418672ac175d3dc3d8102a4b0a656ed4df"},
-    {file = "notebook-6.4.8.tar.gz", hash = "sha256:1e985c9dc6f678bdfffb9dc657306b5469bfa62d73e03f74e8defbf76d284312"},
+    {file = "notebook-6.4.10.tar.gz", hash = "sha256:2408a76bc6289283a8eecfca67e298ec83c67db51a4c2e1b713dd180bb39e90e"},
 ]
 packaging = [
     {file = "packaging-21.3-py3-none-any.whl", hash = "sha256:ef103e05f519cdc783ae24ea4e2e0f508a9c99b2d4969652eed6a2e1ea5bd522"},
@@ -1794,8 +1798,8 @@ webencodings = [
     {file = "webencodings-0.5.1.tar.gz", hash = "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"},
 ]
 widgetsnbextension = [
-    {file = "widgetsnbextension-3.5.2-py2.py3-none-any.whl", hash = "sha256:763a9fdc836d141fa080005a886d63f66f73d56dba1fb5961afc239c77708569"},
+    {file = "widgetsnbextension-3.6.0-py2.py3-none-any.whl", hash = "sha256:4fd321cad39fdcf8a8e248a657202d42917ada8e8ed5dd3f60f073e0d54ceabd"},
-    {file = "widgetsnbextension-3.5.2.tar.gz", hash = "sha256:e0731a60ba540cd19bbbefe771a9076dcd2dde90713a8f87f27f53f2d1db7727"},
+    {file = "widgetsnbextension-3.6.0.tar.gz", hash = "sha256:e84a7a9fcb9baf3d57106e184a7389a8f8eb935bf741a5eb9d60aa18cc029a80"},
 ]
 zipp = [
     {file = "zipp-3.6.0-py3-none-any.whl", hash = "sha256:9fe5ea21568a0a70e50f273397638d39b03353731e6cbbb3fd8502a33fec40bc"},

pyproject.toml

@@ -40,7 +40,7 @@ jupyter = ["ipywidgets"]
 [tool.poetry.dev-dependencies]
 pytest = "^7.0.0"
 black = "^22.1"
-mypy = "^0.931"
+mypy = "^0.941"
 pytest-cov = "^3.0.0"
 attrs = "^21.4.0"
 types-dataclasses = "^0.6.4"

rich/_win32_console.py

@@ -334,7 +334,7 @@ class LegacyWindowsTerm:
         15,  # bright white
     ]
 
-    def __init__(self, file: IO[str]) -> None:
+    def __init__(self, file: "IO[str]") -> None:
         handle = GetStdHandle(STDOUT)
         self._handle = handle
         default_text = GetConsoleScreenBufferInfo(handle).wAttributes

rich/_windows_renderer.py

@@ -11,9 +11,7 @@ def legacy_windows_render(buffer: Iterable[Segment], term: LegacyWindowsTerm) ->
         buffer (Iterable[Segment]): Iterable of Segments to convert to Win32 API calls.
         term (LegacyWindowsTerm): Used to call the Windows Console API.
     """
-    for segment in buffer:
+    for text, style, control in buffer:
-        text, style, control = segment
-
         if not control:
             if style:
                 term.write_styled(text, style)

rich/ansi.py

@@ -1,5 +1,6 @@
-from contextlib import suppress
 import re
+import sys
+from contextlib import suppress
 from typing import Iterable, NamedTuple
 
 from .color import Color
@@ -198,10 +199,10 @@ class AnsiDecoder:
         return text
 
 
-if __name__ == "__main__":  # pragma: no cover
+if sys.platform != "win32" and __name__ == "__main__":  # pragma: no cover
-    import pty
     import io
     import os
+    import pty
     import sys
 
     decoder = AnsiDecoder()

rich/cells.py

@@ -113,14 +113,12 @@ def chop_cells(text: str, max_size: int, position: int = 0) -> List[str]:
     _get_character_cell_size = get_character_cell_size
     characters = [
         (character, _get_character_cell_size(character)) for character in text
-    ][::-1]
+    ]
     total_size = position
     lines: List[List[str]] = [[]]
     append = lines[-1].append
 
-    pop = characters.pop
+    for character, size in reversed(characters):
-    while characters:
-        character, size = pop()
         if total_size + size > max_size:
             lines.append([character])
             append = lines[-1].append
@@ -128,6 +126,7 @@ def chop_cells(text: str, max_size: int, position: int = 0) -> List[str]:
         else:
             total_size += size
             append(character)
+
     return ["".join(line) for line in lines]
 
 

rich/console.py

@@ -82,6 +82,17 @@ class NoChange:
 
 NO_CHANGE = NoChange()
 
+try:
+    _STDOUT_FILENO = sys.__stdout__.fileno()
+except Exception:
+    _STDOUT_FILENO = 1
+
+try:
+    _STDERR_FILENO = sys.__stderr__.fileno()
+except Exception:
+    _STDERR_FILENO = 2
+
+_STD_STREAMS = (_STDOUT_FILENO, _STDERR_FILENO)
 
 CONSOLE_HTML_FORMAT = """\
 <!DOCTYPE html>
@@ -1909,12 +1920,21 @@ class Console:
                 buffer_extend(line)
 
     def _check_buffer(self) -> None:
-        """Check if the buffer may be rendered."""
+        """Check if the buffer may be rendered. Render it if it can (e.g. Console.quiet is False)
+        Rendering is supported on Windows, Unix and Jupyter environments. For
+        legacy Windows consoles, the win32 API is called directly.
+        This method will also record what it renders if recording is enabled via Console.record.
+        """
         if self.quiet:
             del self._buffer[:]
             return
         with self._lock:
             if self._buffer_index == 0:
+
+                if self.record:
+                    with self._record_buffer_lock:
+                        self._record_buffer.extend(self._buffer[:])
+
                 if self.is_jupyter:  # pragma: no cover
                     from .jupyter import display
 
@@ -1922,23 +1942,24 @@ class Console:
                     del self._buffer[:]
                 else:
                     if WINDOWS:
-                        try:
+                        use_legacy_windows_render = False
-                            file_no = self.file.fileno()
+                        if self.legacy_windows:
-                        except (ValueError, io.UnsupportedOperation):
+                            try:
-                            file_no = -1
+                                use_legacy_windows_render = (
+                                    self.file.fileno() in _STD_STREAMS
+                                )
+                            except (ValueError, io.UnsupportedOperation):
+                                pass
 
-                        legacy_windows_stdout = self.legacy_windows and file_no == 1
+                        if use_legacy_windows_render:
-                        if legacy_windows_stdout:
                             from rich._win32_console import LegacyWindowsTerm
                             from rich._windows_renderer import legacy_windows_render
 
-                            with open(file_no, "w") as output_file:
+                            legacy_windows_render(
-                                legacy_windows_render(
+                                self._buffer[:], LegacyWindowsTerm(self.file)
-                                    self._buffer[:], LegacyWindowsTerm(output_file)
+                            )
-                                )
+                        else:
-
+                            # Either a non-std stream on legacy Windows, or modern Windows.
-                        output_capture_enabled = bool(self._buffer_index)
-                        if not legacy_windows_stdout or output_capture_enabled:
                             text = self._render_buffer(self._buffer[:])
                             # https://bugs.python.org/issue37871
                             write = self.file.write
@@ -1965,9 +1986,6 @@ class Console:
         append = output.append
         color_system = self._color_system
         legacy_windows = self.legacy_windows
-        if self.record:
-            with self._record_buffer_lock:
-                self._record_buffer.extend(buffer)
         not_terminal = not self.is_terminal
         if self.no_color and color_system:
             buffer = Segment.remove_color(buffer)

rich/highlighter.py

@@ -90,13 +90,13 @@ class ReprHighlighter(RegexHighlighter):
             r"(?P<ipv6>([A-Fa-f0-9]{1,4}::?){1,7}[A-Fa-f0-9]{1,4})",
             r"(?P<eui64>(?:[0-9A-Fa-f]{1,2}-){7}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{1,2}:){7}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{4}\.){3}[0-9A-Fa-f]{4})",
             r"(?P<eui48>(?:[0-9A-Fa-f]{1,2}-){5}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{1,2}:){5}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{4}\.){2}[0-9A-Fa-f]{4})",
+            r"(?P<uuid>[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12})",
             r"(?P<call>[\w.]*?)\(",
             r"\b(?P<bool_true>True)\b|\b(?P<bool_false>False)\b|\b(?P<none>None)\b",
             r"(?P<ellipsis>\.\.\.)",
             r"(?P<number>(?<!\w)\-?[0-9]+\.?[0-9]*(e[-+]?\d+?)?\b|0x[0-9a-fA-F]*)",
             r"(?P<path>\B(/[-\w._+]+)*\/)(?P<filename>[-\w._+]*)?",
             r"(?<![\\\w])(?P<str>b?'''.*?(?<!\\)'''|b?'.*?(?<!\\)'|b?\"\"\".*?(?<!\\)\"\"\"|b?\".*?(?<!\\)\")",
-            r"(?P<uuid>[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12})",
             r"(?P<url>(file|https|http|ws|wss)://[-0-9a-zA-Z$_+!`(),.?/;:&=%#]*)",
         ),
     ]

rich/segment.py

@@ -11,6 +11,7 @@ from typing import (
     Iterator,
     List,
     Optional,
+    NamedTuple,
     Sequence,
     Tuple,
     Type,
@@ -58,7 +59,7 @@ ControlCode = Union[
 
 
 @rich_repr()
-class Segment:
+class Segment(NamedTuple):
     """A piece of text with associated style. Segments are produced by the Console render process and
     are ultimately converted in to strings to be written to the terminal.
 
@@ -71,32 +72,19 @@ class Segment:
         cell_length (int): The cell length of this Segment.
     """
 
-    __slots__ = ["text", "style", "control", "cell_length", "_tuple"]
+    text: str
+    style: Optional[Style] = None
+    control: Optional[Sequence[ControlCode]] = None
 
-    def __init__(
+    @property
-        self,
+    def cell_length(self) -> int:
-        text: str = "",
+        """The number of terminal cells required to display self.text.
-        style: Optional[Style] = None,
-        control: Optional[Sequence[ControlCode]] = None,
-    ):
-        self.text = text
-        self.style = style
-        self.control = control
 
-        self.cell_length = 0 if self.control else cell_len(self.text)
+        Returns:
-
+            int: A number of cells.
-        self._tuple = text, style, control
+        """
-
+        text, _style, control = self
-    def __iter__(self) -> Iterator[Any]:
+        return 0 if control else cell_len(text)
-        return iter(self._tuple)
-
-    def __eq__(self, other: object) -> bool:
-        if isinstance(other, Segment):
-            return self._tuple == other._tuple
-        return self._tuple == other
-
-    def __hash__(self) -> int:
-        return hash(self._tuple)
 
     def __rich_repr__(self) -> Result:
         yield self.text

tests/test_highlighter.py

@@ -83,6 +83,7 @@ highlight_tests = [
     ('"""hello"""', [Span(0, 11, "repr.str")]),
     ("\\'foo'", []),
     ("it's no 'string'", [Span(8, 16, "repr.str")]),
+    ("78351748-9b32-4e08-ad3e-7e9ff124d541", [Span(0, 36, "repr.uuid")]),
 ]