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import sys

import ctypes

import logging

import llama_cpp

# enum ggml_log_level {

# GGML_LOG_LEVEL_NONE = 0,

# GGML_LOG_LEVEL_INFO = 1,

# GGML_LOG_LEVEL_WARN = 2,

# GGML_LOG_LEVEL_ERROR = 3,

# GGML_LOG_LEVEL_DEBUG = 4,

# GGML_LOG_LEVEL_CONT = 5, // continue previous log

# };

GGML_LOG_LEVEL_TO_LOGGING_LEVEL = {

0: logging.CRITICAL,

1: logging.INFO,

2: logging.WARNING,

3: logging.ERROR,

4: logging.DEBUG,

5: logging.DEBUG,

}

logger = logging.getLogger("llama-cpp-python")

_last_log_level = GGML_LOG_LEVEL_TO_LOGGING_LEVEL[0]

# typedef void (*ggml_log_callback)(enum ggml_log_level level, const char * text, void * user_data);

@llama_cpp.llama_log_callback

def llama_log_callback(

level: int,

text: bytes,

user_data: ctypes.c_void_p,

):

# TODO: Correctly implement continue previous log

global _last_log_level

log_level = GGML_LOG_LEVEL_TO_LOGGING_LEVEL[level] if level != 5 else _last_log_level

if logger.level <= GGML_LOG_LEVEL_TO_LOGGING_LEVEL[level]:

print(text.decode("utf-8"), end="", flush=True, file=sys.stderr)

_last_log_level = log_level

llama_cpp.llama_log_set(llama_log_callback, ctypes.c_void_p(0))

def set_verbose(verbose: bool):

logger.setLevel(logging.DEBUG if verbose else logging.ERROR)