From d1d5c08f29b3b1d60d8b11b812029757fe3fd90a Mon Sep 17 00:00:00 2001 From: pukkandan Date: Sun, 10 Oct 2021 07:08:22 +0530 Subject: [PATCH] [minicurses] Fix when printing to file Closes #1215 --- yt_dlp/YoutubeDL.py | 4 ++++ yt_dlp/downloader/common.py | 5 ++--- yt_dlp/minicurses.py | 42 +++++++++++++++++++------------------ yt_dlp/utils.py | 2 +- 4 files changed, 29 insertions(+), 24 deletions(-) diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py index 2b3c33ce53..49d6b3779b 100644 --- a/yt_dlp/YoutubeDL.py +++ b/yt_dlp/YoutubeDL.py @@ -514,6 +514,7 @@ class YoutubeDL(object): self.cache = Cache(self) windows_enable_vt_mode() + # FIXME: This will break if we ever print color to stdout self.params['no_color'] = self.params.get('no_color') or not supports_terminal_sequences(self._err_file) if sys.version_info < (3, 6): @@ -3298,6 +3299,9 @@ class YoutubeDL(object): KEYRING_AVAILABLE and 'keyring', )))) or 'none' self._write_string('[debug] Optional libraries: %s\n' % lib_str) + self._write_string('[debug] ANSI escape support: stdout = %s, stderr = %s\n' % ( + supports_terminal_sequences(self._screen_file), + supports_terminal_sequences(self._err_file))) proxy_map = {} for handler in self._opener.handlers: diff --git a/yt_dlp/downloader/common.py b/yt_dlp/downloader/common.py index 50e674829e..89cdffd246 100644 --- a/yt_dlp/downloader/common.py +++ b/yt_dlp/downloader/common.py @@ -3,7 +3,6 @@ from __future__ import division, unicode_literals import copy import os import re -import sys import time import random @@ -247,9 +246,9 @@ class FileDownloader(object): elif self.ydl.params.get('logger'): self._multiline = MultilineLogger(self.ydl.params['logger'], lines) elif self.params.get('progress_with_newline'): - self._multiline = BreaklineStatusPrinter(sys.stderr, lines) + self._multiline = BreaklineStatusPrinter(self.ydl._screen_file, lines) else: - self._multiline = MultilinePrinter(sys.stderr, lines, not self.params.get('quiet')) + self._multiline = MultilinePrinter(self.ydl._screen_file, lines, not self.params.get('quiet')) def _finish_multiline_status(self): self._multiline.end() diff --git a/yt_dlp/minicurses.py b/yt_dlp/minicurses.py index 0e37ed8183..a6e159a143 100644 --- a/yt_dlp/minicurses.py +++ b/yt_dlp/minicurses.py @@ -1,6 +1,6 @@ import functools from threading import Lock -from .utils import supports_terminal_sequences, TERMINAL_SEQUENCES +from .utils import supports_terminal_sequences, TERMINAL_SEQUENCES, write_string class MultilinePrinterBase: @@ -25,20 +25,26 @@ class MultilinePrinterBase: return f'{line + 1}: {text}' return text + def write(self, *text): + write_string(''.join(text), self.stream) + class QuietMultilinePrinter(MultilinePrinterBase): pass class MultilineLogger(MultilinePrinterBase): + def write(self, *text): + self.stream.debug(''.join(text)) + def print_at_line(self, text, pos): # stream is the logger object, not an actual stream - self.stream.debug(self._add_line_number(text, pos)) + self.write(self._add_line_number(text, pos)) class BreaklineStatusPrinter(MultilinePrinterBase): def print_at_line(self, text, pos): - self.stream.write(self._add_line_number(text, pos) + '\n') + self.write(self._add_line_number(text, pos), '\n') class MultilinePrinter(MultilinePrinterBase): @@ -58,50 +64,46 @@ class MultilinePrinter(MultilinePrinterBase): def _move_cursor(self, dest): current = min(self._lastline, self.maximum) - self.stream.write('\r') + yield '\r' distance = dest - current if distance < 0: - self.stream.write(TERMINAL_SEQUENCES['UP'] * -distance) + yield TERMINAL_SEQUENCES['UP'] * -distance elif distance > 0: - self.stream.write(TERMINAL_SEQUENCES['DOWN'] * distance) + yield TERMINAL_SEQUENCES['DOWN'] * distance self._lastline = dest @lock def print_at_line(self, text, pos): if self._HAVE_FULLCAP: - self._move_cursor(pos) - self.stream.write(TERMINAL_SEQUENCES['ERASE_LINE']) - self.stream.write(text) - return + self.write(*self._move_cursor(pos), TERMINAL_SEQUENCES['ERASE_LINE'], text) text = self._add_line_number(text, pos) textlen = len(text) if self._lastline == pos: # move cursor at the start of progress when writing to same line - self.stream.write('\r') + prefix = '\r' if self._lastlength > textlen: text += ' ' * (self._lastlength - textlen) self._lastlength = textlen else: # otherwise, break the line - self.stream.write('\n') + prefix = '\n' self._lastlength = textlen - self.stream.write(text) + self.write(prefix, text) self._lastline = pos @lock def end(self): # move cursor to the end of the last line, and write line break # so that other to_screen calls can precede - if self._HAVE_FULLCAP: - self._move_cursor(self.maximum) + text = self._move_cursor(self.maximum) if self._HAVE_FULLCAP else [] if self.preserve_output: - self.stream.write('\n') + self.write(*text, '\n') return if self._HAVE_FULLCAP: - self.stream.write( - TERMINAL_SEQUENCES['ERASE_LINE'] - + f'{TERMINAL_SEQUENCES["UP"]}{TERMINAL_SEQUENCES["ERASE_LINE"]}' * self.maximum) + self.write( + *text, TERMINAL_SEQUENCES['ERASE_LINE'], + f'{TERMINAL_SEQUENCES["UP"]}{TERMINAL_SEQUENCES["ERASE_LINE"]}' * self.maximum) else: - self.stream.write(' ' * self._lastlength) + self.write(*text, ' ' * self._lastlength) diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py index db9b9de948..8e5c08ce54 100644 --- a/yt_dlp/utils.py +++ b/yt_dlp/utils.py @@ -6458,7 +6458,7 @@ def jwt_encode_hs256(payload_data, key, headers={}): def supports_terminal_sequences(stream): if compat_os_name == 'nt': - if get_windows_version() < (10, ): + if get_windows_version() < (10, 0, 10586): return False elif not os.getenv('TERM'): return False