Spaces:
Sleeping
Sleeping
File size: 11,632 Bytes
6219ec9 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 |
import contextlib
import errno
import logging
import logging.handlers
import os
import sys
import threading
from dataclasses import dataclass
from io import TextIOWrapper
from logging import Filter
from typing import Any, ClassVar, Generator, List, Optional, TextIO, Type
from pip._vendor.rich.console import (
Console,
ConsoleOptions,
ConsoleRenderable,
RenderableType,
RenderResult,
RichCast,
)
from pip._vendor.rich.highlighter import NullHighlighter
from pip._vendor.rich.logging import RichHandler
from pip._vendor.rich.segment import Segment
from pip._vendor.rich.style import Style
from pip._internal.utils._log import VERBOSE, getLogger
from pip._internal.utils.compat import WINDOWS
from pip._internal.utils.deprecation import DEPRECATION_MSG_PREFIX
from pip._internal.utils.misc import ensure_dir
_log_state = threading.local()
subprocess_logger = getLogger("pip.subprocessor")
class BrokenStdoutLoggingError(Exception):
"""
Raised if BrokenPipeError occurs for the stdout stream while logging.
"""
def _is_broken_pipe_error(exc_class: Type[BaseException], exc: BaseException) -> bool:
if exc_class is BrokenPipeError:
return True
# On Windows, a broken pipe can show up as EINVAL rather than EPIPE:
# https://bugs.python.org/issue19612
# https://bugs.python.org/issue30418
if not WINDOWS:
return False
return isinstance(exc, OSError) and exc.errno in (errno.EINVAL, errno.EPIPE)
@contextlib.contextmanager
def indent_log(num: int = 2) -> Generator[None, None, None]:
"""
A context manager which will cause the log output to be indented for any
log messages emitted inside it.
"""
# For thread-safety
_log_state.indentation = get_indentation()
_log_state.indentation += num
try:
yield
finally:
_log_state.indentation -= num
def get_indentation() -> int:
return getattr(_log_state, "indentation", 0)
class IndentingFormatter(logging.Formatter):
default_time_format = "%Y-%m-%dT%H:%M:%S"
def __init__(
self,
*args: Any,
add_timestamp: bool = False,
**kwargs: Any,
) -> None:
"""
A logging.Formatter that obeys the indent_log() context manager.
:param add_timestamp: A bool indicating output lines should be prefixed
with their record's timestamp.
"""
self.add_timestamp = add_timestamp
super().__init__(*args, **kwargs)
def get_message_start(self, formatted: str, levelno: int) -> str:
"""
Return the start of the formatted log message (not counting the
prefix to add to each line).
"""
if levelno < logging.WARNING:
return ""
if formatted.startswith(DEPRECATION_MSG_PREFIX):
# Then the message already has a prefix. We don't want it to
# look like "WARNING: DEPRECATION: ...."
return ""
if levelno < logging.ERROR:
return "WARNING: "
return "ERROR: "
def format(self, record: logging.LogRecord) -> str:
"""
Calls the standard formatter, but will indent all of the log message
lines by our current indentation level.
"""
formatted = super().format(record)
message_start = self.get_message_start(formatted, record.levelno)
formatted = message_start + formatted
prefix = ""
if self.add_timestamp:
prefix = f"{self.formatTime(record)} "
prefix += " " * get_indentation()
formatted = "".join([prefix + line for line in formatted.splitlines(True)])
return formatted
@dataclass
class IndentedRenderable:
renderable: RenderableType
indent: int
def __rich_console__(
self, console: Console, options: ConsoleOptions
) -> RenderResult:
segments = console.render(self.renderable, options)
lines = Segment.split_lines(segments)
for line in lines:
yield Segment(" " * self.indent)
yield from line
yield Segment("\n")
class RichPipStreamHandler(RichHandler):
KEYWORDS: ClassVar[Optional[List[str]]] = []
def __init__(self, stream: Optional[TextIO], no_color: bool) -> None:
super().__init__(
console=Console(file=stream, no_color=no_color, soft_wrap=True),
show_time=False,
show_level=False,
show_path=False,
highlighter=NullHighlighter(),
)
# Our custom override on Rich's logger, to make things work as we need them to.
def emit(self, record: logging.LogRecord) -> None:
style: Optional[Style] = None
# If we are given a diagnostic error to present, present it with indentation.
assert isinstance(record.args, tuple)
if record.msg == "[present-rich] %s" and len(record.args) == 1:
rich_renderable = record.args[0]
assert isinstance(
rich_renderable, (ConsoleRenderable, RichCast, str)
), f"{rich_renderable} is not rich-console-renderable"
renderable: RenderableType = IndentedRenderable(
rich_renderable, indent=get_indentation()
)
else:
message = self.format(record)
renderable = self.render_message(record, message)
if record.levelno is not None:
if record.levelno >= logging.ERROR:
style = Style(color="red")
elif record.levelno >= logging.WARNING:
style = Style(color="yellow")
try:
self.console.print(renderable, overflow="ignore", crop=False, style=style)
except Exception:
self.handleError(record)
def handleError(self, record: logging.LogRecord) -> None:
"""Called when logging is unable to log some output."""
exc_class, exc = sys.exc_info()[:2]
# If a broken pipe occurred while calling write() or flush() on the
# stdout stream in logging's Handler.emit(), then raise our special
# exception so we can handle it in main() instead of logging the
# broken pipe error and continuing.
if (
exc_class
and exc
and self.console.file is sys.stdout
and _is_broken_pipe_error(exc_class, exc)
):
raise BrokenStdoutLoggingError()
return super().handleError(record)
class BetterRotatingFileHandler(logging.handlers.RotatingFileHandler):
def _open(self) -> TextIOWrapper:
ensure_dir(os.path.dirname(self.baseFilename))
return super()._open()
class MaxLevelFilter(Filter):
def __init__(self, level: int) -> None:
self.level = level
def filter(self, record: logging.LogRecord) -> bool:
return record.levelno < self.level
class ExcludeLoggerFilter(Filter):
"""
A logging Filter that excludes records from a logger (or its children).
"""
def filter(self, record: logging.LogRecord) -> bool:
# The base Filter class allows only records from a logger (or its
# children).
return not super().filter(record)
def setup_logging(verbosity: int, no_color: bool, user_log_file: Optional[str]) -> int:
"""Configures and sets up all of the logging
Returns the requested logging level, as its integer value.
"""
# Determine the level to be logging at.
if verbosity >= 2:
level_number = logging.DEBUG
elif verbosity == 1:
level_number = VERBOSE
elif verbosity == -1:
level_number = logging.WARNING
elif verbosity == -2:
level_number = logging.ERROR
elif verbosity <= -3:
level_number = logging.CRITICAL
else:
level_number = logging.INFO
level = logging.getLevelName(level_number)
# The "root" logger should match the "console" level *unless* we also need
# to log to a user log file.
include_user_log = user_log_file is not None
if include_user_log:
additional_log_file = user_log_file
root_level = "DEBUG"
else:
additional_log_file = "/dev/null"
root_level = level
# Disable any logging besides WARNING unless we have DEBUG level logging
# enabled for vendored libraries.
vendored_log_level = "WARNING" if level in ["INFO", "ERROR"] else "DEBUG"
# Shorthands for clarity
log_streams = {
"stdout": "ext://sys.stdout",
"stderr": "ext://sys.stderr",
}
handler_classes = {
"stream": "pip._internal.utils.logging.RichPipStreamHandler",
"file": "pip._internal.utils.logging.BetterRotatingFileHandler",
}
handlers = ["console", "console_errors", "console_subprocess"] + (
["user_log"] if include_user_log else []
)
logging.config.dictConfig(
{
"version": 1,
"disable_existing_loggers": False,
"filters": {
"exclude_warnings": {
"()": "pip._internal.utils.logging.MaxLevelFilter",
"level": logging.WARNING,
},
"restrict_to_subprocess": {
"()": "logging.Filter",
"name": subprocess_logger.name,
},
"exclude_subprocess": {
"()": "pip._internal.utils.logging.ExcludeLoggerFilter",
"name": subprocess_logger.name,
},
},
"formatters": {
"indent": {
"()": IndentingFormatter,
"format": "%(message)s",
},
"indent_with_timestamp": {
"()": IndentingFormatter,
"format": "%(message)s",
"add_timestamp": True,
},
},
"handlers": {
"console": {
"level": level,
"class": handler_classes["stream"],
"no_color": no_color,
"stream": log_streams["stdout"],
"filters": ["exclude_subprocess", "exclude_warnings"],
"formatter": "indent",
},
"console_errors": {
"level": "WARNING",
"class": handler_classes["stream"],
"no_color": no_color,
"stream": log_streams["stderr"],
"filters": ["exclude_subprocess"],
"formatter": "indent",
},
# A handler responsible for logging to the console messages
# from the "subprocessor" logger.
"console_subprocess": {
"level": level,
"class": handler_classes["stream"],
"stream": log_streams["stderr"],
"no_color": no_color,
"filters": ["restrict_to_subprocess"],
"formatter": "indent",
},
"user_log": {
"level": "DEBUG",
"class": handler_classes["file"],
"filename": additional_log_file,
"encoding": "utf-8",
"delay": True,
"formatter": "indent_with_timestamp",
},
},
"root": {
"level": root_level,
"handlers": handlers,
},
"loggers": {"pip._vendor": {"level": vendored_log_level}},
}
)
return level_number
|