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fb11af9 | 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 | # Copyright 2025 Optuna, HuggingFace Inc. and the LlamaFactory team. and Bytedance Ltd. and/or its affiliates.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Logging utils"""
# Based on: https://github.com/huggingface/transformers/blob/v4.40.0/src/transformers/utils/logging.py
import logging
import os
import sys
import threading
from functools import lru_cache
from typing import Optional
_thread_lock = threading.RLock()
_default_handler: Optional["logging.Handler"] = None
_default_log_level: "logging._Level" = logging.INFO
class _Logger(logging.Logger):
"""
A logger that supports info_rank0.
"""
def info_rank0(self, msg: str) -> None:
self.info(msg)
def warning_rank0(self, msg: str) -> None:
self.warning(msg)
def warning_once(self, msg: str) -> None:
self.warning_once(msg)
def debug_rank0(self, msg: str) -> None:
self.debug(msg)
def _get_default_logging_level() -> "logging._Level":
global _default_log_level
env_lever_str = os.getenv("VEOMNI_VERBOSITY", None)
if env_lever_str:
if env_lever_str.upper() in logging._nameToLevel:
return logging._nameToLevel[env_lever_str.upper()]
else:
raise ValueError(f"Unknown verbosity: {env_lever_str}")
return _default_log_level
def _get_library_name() -> str:
return __name__.split(".")[0]
def _get_library_root_logger() -> "logging.Logger":
return logging.getLogger(_get_library_name())
def _configure_library_root_logger() -> None:
"""
Configures root logger using a stdout stream handler with an explicit format.
"""
global _default_handler
with _thread_lock:
if _default_handler:
return
formatter = logging.Formatter(
fmt="[%(levelname)s][%(name)s:%(lineno)s] %(asctime)s >> %(message)s",
datefmt="%m/%d/%Y %H:%M:%S",
)
_default_handler = logging.StreamHandler(sys.stdout)
_default_handler.setFormatter(formatter)
library_root_logger = _get_library_root_logger()
library_root_logger.addHandler(_default_handler)
library_root_logger.setLevel(_get_default_logging_level())
library_root_logger.propagate = False
def get_logger(name: Optional[str] = None) -> "_Logger":
"""
Returns a logger with the specified name. It is not supposed to be accessed by external scripts.
"""
if name is None:
name = _get_library_name()
_configure_library_root_logger()
return logging.getLogger(name)
def set_verbosity_info() -> None:
"""
Sets the verbosity to the `INFO` level.
"""
_configure_library_root_logger()
_get_library_root_logger().setLevel(logging.INFO)
def info_rank0(self: "logging.Logger", *args, **kwargs) -> None:
if int(os.getenv("LOCAL_RANK", "0")) == 0:
self.info(*args, **kwargs)
logging.Logger.info_rank0 = info_rank0
def debug_rank0(self: "logging.Logger", *args, **kwargs) -> None:
if int(os.getenv("LOCAL_RANK", "0")) == 0:
self.debug(*args, **kwargs)
logging.Logger.debug_rank0 = debug_rank0
def warning_rank0(self: "logging.Logger", *args, **kwargs) -> None:
if int(os.getenv("LOCAL_RANK", "0")) == 0:
self.warning(*args, **kwargs)
logging.Logger.warning_rank0 = warning_rank0
@lru_cache(None)
def warning_once(self, *args, **kwargs) -> None:
if int(os.getenv("LOCAL_RANK", "0")) == 0:
self.warning_rank0(*args, **kwargs)
logging.Logger.warning_once = warning_once
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