utils.py

##############################################################################
# Medical Image Registration ToolKit (MIRTK)
#
# Copyright 2017 Imperial College London
# Copyright 2017 Andreas Schuh
#
# 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.
##############################################################################

"""Miscellaneous utility functions."""

import os
import errno


# ----------------------------------------------------------------------------
def makedirs(path):
    """Make directories, throws no error when it already exists."""
    if not path:
        raise ValueError("Path argument is empty or None!")
    try:
        os.makedirs(path)
    except OSError as e:
        if e.errno != errno.EEXIST:
            raise