Source code for mantidimaging.helper

# Copyright (C) 2022 ISIS Rutherford Appleton Laboratory UKRI
# SPDX - License - Identifier: GPL-3.0-or-later
Module for commonly used functions across the modules.

import logging
import sys

from import ImageStack

_log_file_handler = None
_log_formatter = None

_time_start = None

[docs] def initialise_logging(default_level=logging.DEBUG): global _log_formatter _log_formatter = logging.Formatter("%(asctime)s [%(name)s:L%(lineno)d] %(levelname)s: %(message)s") # Add a very verbose logging level logging.addLevelName(5, 'TRACE') # Capture all warnings logging.captureWarnings(True) # Remove default handlers root_logger = logging.getLogger() root_logger.handlers = [] # Stdout handler console_handler = logging.StreamHandler(sys.stdout) console_handler.setFormatter(_log_formatter) root_logger.addHandler(console_handler) # Default log level root_logger.setLevel(default_level) # Don't ever print all the debug logging from Qt logging.getLogger('PyQt5').setLevel(logging.INFO)
[docs] def check_data_stack(data, expected_dims=3, expected_class=ImageStack): """ Make sure the data has expected dimensions and class. """ if data is None: raise ValueError("Data is a None type.") if not isinstance(data, expected_class): raise ValueError( f"Invalid data type. It must be an {expected_class.__name__} object. Instead found: {type(data).__name__}") if expected_dims != raise ValueError(f"Invalid data format. It does not have 3 dimensions. Shape: {}")