/usr/lib/python2.7/dist-packages/psphere/template.py is in python-psphere 0.5.2-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | import glob
import os
import yaml
import logging
from psphere import config
from psphere.errors import TemplateNotFoundError
logger = logging.getLogger(__name__)
template_path = os.path.expanduser(config._config_value("general",
"template_dir"))
def _merge(first, second):
"""Merge a list of templates.
The templates will be merged with values in higher templates
taking precedence.
:param templates: The templates to merge.
:type templates: list
"""
return dict(first.items() + second.items())
def load_template(name=None):
"""Loads a template of the specified name.
Templates are placed in the <template_dir> directory in YAML format with
a .yaml extension.
If no name is specified then the function will return the default
template (<template_dir>/default.yaml) if it exists.
:param name: The name of the template to load.
:type name: str or None (default)
"""
if name is None:
name = "default"
logger.info("Loading template with name %s", name)
try:
template_file = open("%s/%s.yaml" % (template_path, name))
except IOError:
raise TemplateNotFoundError
template = yaml.safe_load(template_file)
template_file.close()
if "extends" in template:
logger.debug("Merging %s with %s", name, template["extends"])
template = _merge(load_template(template["extends"]), template)
return template
def list_templates():
"""Returns a list of all templates."""
templates = [f for f in glob.glob(os.path.join(template_path, '*.yaml'))]
return templates
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