def get_recipe_contexts(recipe):
"""
Extract list of recipe context definition from the recipe file and related query files
Args:
recipe (str): name of recipe
Returns:
result (dict): definition of all contexts needed for recipe
"""
mod = get_module(recipe)
# try to extract name of query and run contexts automatically from run function
queries, run_contexts = context.extract_arguments(mod.run, "run_query")
specific_contexts = collections.OrderedDict()
if hasattr(mod, 'RUN_CONTEXTS'):
context_info = mod.RUN_CONTEXTS
for item in context_info:
specific_contexts.update(item)
# get full definition of all contexts needed for recipe
recipe_context_def = collections.OrderedDict()
for query_name in set(queries):
query_context_def = load_query_context(query_name)
recipe_context_def.update(query_context_def)
run_context_def = context.get_context_definitions(run_contexts,
specific_contexts)
recipe_context_def.update(run_context_def)
return recipe_context_def
def load_query_context(name, add_contexts=[]):
"""
Get query context from yaml file.
Args:
name (str): name of query
add_contexts (list): additional contexts if needed
Returns:
query_contexts (list): mixed array of strings (name of common contexts)
and dictionaries (full definition of specific contexts)
"""
with open(sources.get(name, query=True)) as fh:
query = yaml.load(fh, Loader=yaml.SafeLoader)
# Extract query and context
specific_contexts = query.pop("context") if "context" in query else {}
contexts = context.extract_context_names(query)
contexts.update(add_contexts)
query_contexts = context.get_context_definitions(contexts, specific_contexts)
return query_contexts
def test_get_definitions(contexts, expected_definitions):
definitions = context.get_context_definitions(contexts)
assert expected_definitions == definitions