sawtooth-sdk 0.4.1

Hyperledger Sawtooth is an enterprise blockchain platform for building distributed ledger applications and networks.
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#!/usr/bin/env python3

# Copyright 2016, 2017 Intel Corporation
#
# 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.
# ------------------------------------------------------------------------------

import os
import subprocess
import sys

top_dir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))

version_file = top_dir + "/VERSION"

with open(version_file, 'r') as f:
    version_data = f.read().strip()


def bump_version(version):
    (major, minor, patch) = version.split('.')
    if 'rc' in patch:
        parts = patch.split('rc')
        parts[1] = str(int(parts[1]) + 1)
        patch = "rc".join(parts)
    else:
        patch = str(int(patch) + 1)
    return ".".join([major, minor, patch])


def auto_version(default, strict):
    output = subprocess.check_output(['git', 'describe', '--dirty'])
    parts = output.decode('utf-8').strip().split('-', 3)
    parts[0] = parts[0][1:]  # strip the leading 'v'
    if len(parts) > 1:
        parts[0] = bump_version(parts[0])
    if default != parts[0]:
        msg = "VERSION file and (bumped?) git describe versions differ: " \
              "{} != {}".format(default, parts[0])
        if strict:
            print("ERROR: " + msg, file=sys.stderr)
            sys.exit(1)
        else:
            print("WARNING: " + msg, file=sys.stderr)
            print(
                "WARNING: using setup.py version {}".format(default),
                file=sys.stderr)
            parts[0] = default

    if len(parts) > 1:
        parts[0] = "-dev".join([parts[0], parts[1].replace("-", ".")])
        if len(parts) == 4:
            parts[0] = parts[0] + "-" + parts[3]
        return parts[0]
    else:
        return parts[0]


def version(default):
    if 'VERSION' in os.environ:
        if os.environ['VERSION'] == 'AUTO_STRICT':
            version = auto_version(default, strict=True)
        elif os.environ['VERSION'] == 'AUTO':
            version = auto_version(default, strict=False)
        else:
            version = os.environ['VERSION']
    else:
        version = default + "-dev1"
    return version


print(version(version_data))