1 files changed, 119 insertions, 0 deletions
diff --git a/release.py b/release.py
new file mode 100755
index 0000000..62daa80
--- /dev/null
+++ b/release.py
@@ -0,0 +1,119 @@
+"""A script to publish a release of mycli to PyPI."""
+
+from optparse import OptionParser
+import re
+import subprocess
+import sys
+
+import click
+
+DEBUG = False
+CONFIRM_STEPS = False
+DRY_RUN = False
+
+
+def skip_step():
+    """
+    Asks for user's response whether to run a step. Default is yes.
+    :return: boolean
+    """
+    global CONFIRM_STEPS
+
+    if CONFIRM_STEPS:
+        return not click.confirm('--- Run this step?', default=True)
+    return False
+
+
+def run_step(*args):
+    """
+    Prints out the command and asks if it should be run.
+    If yes (default), runs it.
+    :param args: list of strings (command and args)
+    """
+    global DRY_RUN
+
+    cmd = args
+    print(' '.join(cmd))
+    if skip_step():
+        print('--- Skipping...')
+    elif DRY_RUN:
+        print('--- Pretending to run...')
+    else:
+        subprocess.check_output(cmd)
+
+
+def version(version_file):
+    _version_re = re.compile(
+        r'__version__\s+=\s+(?P<quote>[\'"])(?P<version>.*)(?P=quote)')
+
+    with open(version_file) as f:
+        ver = _version_re.search(f.read()).group('version')
+
+    return ver
+
+
+def commit_for_release(version_file, ver):
+    run_step('git', 'reset')
+    run_step('git', 'add', version_file)
+    run_step('git', 'commit', '--message',
+             'Releasing version {}'.format(ver))
+
+
+def create_git_tag(tag_name):
+    run_step('git', 'tag', tag_name)
+
+
+def create_distribution_files():
+    run_step('python', 'setup.py', 'sdist', 'bdist_wheel')
+
+
+def upload_distribution_files():
+    run_step('twine', 'upload', 'dist/*')
+
+
+def push_to_github():
+    run_step('git', 'push', 'origin', 'main')
+
+
+def push_tags_to_github():
+    run_step('git', 'push', '--tags', 'origin')
+
+
+def checklist(questions):
+    for question in questions:
+        if not click.confirm('--- {}'.format(question), default=False):
+            sys.exit(1)
+
+
+if __name__ == '__main__':
+    if DEBUG:
+        subprocess.check_output = lambda x: x
+
+    ver = version('mycli/__init__.py')
+
+    parser = OptionParser()
+    parser.add_option(
+        "-c", "--confirm-steps", action="store_true", dest="confirm_steps",
+        default=False, help=("Confirm every step. If the step is not "
+                             "confirmed, it will be skipped.")
+    )
+    parser.add_option(
+        "-d", "--dry-run", action="store_true", dest="dry_run",
+        default=False, help="Print out, but not actually run any steps."
+    )
+
+    popts, pargs = parser.parse_args()
+    CONFIRM_STEPS = popts.confirm_steps
+    DRY_RUN = popts.dry_run
+
+    print('Releasing Version:', ver)
+
+    if not click.confirm('Are you sure?', default=False):
+        sys.exit(1)
+
+    commit_for_release('mycli/__init__.py', ver)
+    create_git_tag('v{}'.format(ver))
+    create_distribution_files()
+    push_to_github()
+    push_tags_to_github()
+    upload_distribution_files()