find_stack_overflow_posts.sparql

PREFIX graph4codeOntology: <http://purl.org/twc/graph4code/ontology/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX schema: <http://schema.org/>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX graph4code: <http://purl.org/twc/graph4code/>

PREFIX sio: <http://semanticscience.org/resource/>
PREFIX graph4code: <http://purl.org/twc/graph4code/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX schema: <http://schema.org/>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX sioc: <http://rdfs.org/sioc/ns#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX python: <http://purl.org/twc/graph4code/python/>

# This query assumes that the user has a context in the program from which they are launching their search.
# ?f specifies a list of functions that represent the calling context
# <https://stackoverflow.com/questions/> is the RDF graph that contains all stack overflow posts and questions
# Other forums are in the following graphs:
# Stats StackExchange: https://stats.stackexchange.com/,
# Datascience StackExchange: https://datascience.stackexchange.com/,
# Math StackExchange: https://math.stackexchange.com/
# AI StackExchange: https://ai.stackexchange.com/
#
select ?q ?t ?q_content ?a_content ?c where {
 graph <https://stackoverflow.com/questions/> {
     {
        # gather questions that are about the list of functions, counting the number of hits to functions
        # per question.  Here we used values to specify that list as ?f
        select ?q (count(?q) as ?c) {
            values (?f) {
              (python:sklearn.model_selection.train_test_split)
              (python:sklearn.svm.SVC.fit)
            }
           ?q rdf:type  schema:Question;
              schema:about ?f ;

       } group by ?q
     }
        # gather the content and title of the question, its suggested answers and their content
        # ensuring the answer contains some phrase
       ?q schema:suggestedAnswer ?a ;
            sioc:content  ?q_content ;
            schema:name ?t.
       ?a rdf:type schema:Answer ;
            sioc:content ?a_content .
 }
} order by desc(?c)