##// END OF EJS Templates
packaging: be explicit about Python version in rpm spec...
packaging: be explicit about Python version in rpm spec Fedora 31 has Python3 at /usr/bin/python ... but expect everybody to not just find python in $PATH but be explicit about whether they want python2 or python3. mercurial.spec just used 'python' and would fail when it unknowingly used Python 3 and ended up with Mercurial setup.py reporting "Python 3.7 detected." and talking about the HGPYTHON3 environment variable. For now, just be explicit about using system python2 as python executable when building rpms.

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__init__.py
57 lines | 1.5 KiB | text/x-python | PythonLexer
# __init__.py - High-level automation interfaces
#
# Copyright 2019 Gregory Szorc <gregory.szorc@gmail.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
# no-check-code because Python 3 native.
import pathlib
import secrets
from .aws import AWSConnection
class HGAutomation:
"""High-level interface for Mercurial automation.
Holds global state, provides access to other primitives, etc.
"""
def __init__(self, state_path: pathlib.Path):
self.state_path = state_path
state_path.mkdir(exist_ok=True)
def default_password(self):
"""Obtain the default password to use for remote machines.
A new password will be generated if one is not stored.
"""
p = self.state_path / 'default-password'
try:
with p.open('r', encoding='ascii') as fh:
data = fh.read().strip()
if data:
return data
except FileNotFoundError:
pass
password = secrets.token_urlsafe(24)
with p.open('w', encoding='ascii') as fh:
fh.write(password)
fh.write('\n')
p.chmod(0o0600)
return password
def aws_connection(self, region: str, ensure_ec2_state: bool = True):
"""Obtain an AWSConnection instance bound to a specific region."""
return AWSConnection(self, region, ensure_ec2_state=ensure_ec2_state)