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100 lines
2.5 KiB
100 lines
2.5 KiB
# encoding: utf-8
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"""
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Utilities for getting information about Jupyter and the system it's running in.
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"""
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# Copyright (c) Jupyter Development Team.
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# Distributed under the terms of the Modified BSD License.
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from __future__ import absolute_import
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import os
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import platform
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import pprint
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import sys
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import subprocess
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from ipython_genutils import py3compat, encoding
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import notebook
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def pkg_commit_hash(pkg_path):
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"""Get short form of commit hash given directory `pkg_path`
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We get the commit hash from git if it's a repo.
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If this fail, we return a not-found placeholder tuple
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Parameters
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----------
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pkg_path : str
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directory containing package
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only used for getting commit from active repo
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Returns
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-------
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hash_from : str
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Where we got the hash from - description
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hash_str : str
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short form of hash
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"""
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# maybe we are in a repository, check for a .git folder
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p = os.path
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cur_path = None
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par_path = pkg_path
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while cur_path != par_path:
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cur_path = par_path
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if p.exists(p.join(cur_path, '.git')):
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try:
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proc = subprocess.Popen(['git', 'rev-parse', '--short', 'HEAD'],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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cwd=pkg_path)
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repo_commit, _ = proc.communicate()
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except OSError:
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repo_commit = None
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if repo_commit:
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return 'repository', repo_commit.strip().decode('ascii')
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else:
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return u'', u''
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par_path = p.dirname(par_path)
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return u'', u''
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def pkg_info(pkg_path):
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"""Return dict describing the context of this package
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Parameters
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----------
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pkg_path : str
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path containing __init__.py for package
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Returns
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-------
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context : dict
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with named parameters of interest
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"""
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src, hsh = pkg_commit_hash(pkg_path)
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return dict(
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notebook_version=notebook.__version__,
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notebook_path=pkg_path,
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commit_source=src,
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commit_hash=hsh,
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sys_version=sys.version,
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sys_executable=sys.executable,
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sys_platform=sys.platform,
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platform=platform.platform(),
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os_name=os.name,
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default_encoding=encoding.DEFAULT_ENCODING,
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)
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def get_sys_info():
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"""Return useful information about the system as a dict."""
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p = os.path
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path = p.realpath(p.dirname(p.abspath(p.join(notebook.__file__))))
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return pkg_info(path)
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