Merge branch 'master' of https://github.com/RDFLib/rdflib into berkeleydb

# Conflicts:
#	docs/intro_to_sparql.rst
#	examples/conjunctive_graphs.py
#	examples/simple_example.py
#	examples/sleepycat_example.py
#	tox.ini

1 files changed, 59 insertions, 0 deletions

diff --git a/examples/simple_example.py b/examples/simple_example.py
new file mode 100644
index 00000000..49f08408
--- /dev/null
+++ b/examples/simple_example.py
@@ -0,0 +1,59 @@
+from rdflib import Graph, Literal, BNode, RDF
+from rdflib.namespace import FOAF, DC
+
+if __name__ == "__main__":
+
+    store = Graph()
+
+    # Bind a few prefix, namespace pairs for pretty output
+    store.bind("dc", DC)
+    store.bind("foaf", FOAF)
+
+    # Create an identifier to use as the subject for Donna.
+    donna = BNode()
+
+    # Add triples using store's add method.
+    store.add((donna, RDF.type, FOAF.Person))
+    store.add((donna, FOAF.nick, Literal("donna", lang="foo")))
+    store.add((donna, FOAF.name, Literal("Donna Fales")))
+
+    # Iterate over triples in store and print them out.
+    print("--- printing raw triples ---")
+    for s, p, o in store:
+        print(s, p, o)
+
+    # For each foaf:Person in the store print out its mbox property.
+    print()
+    print("--- printing mboxes ---")
+    for person in store.subjects(RDF.type, FOAF["Person"]):
+        for mbox in store.objects(person, FOAF["mbox"]):
+            print(mbox)
+
+    print("--- saving RDF to a file (donna_foaf.rdf) ---")
+    # Serialize the store as RDF/XML to the file donna_foaf.rdf.
+    store.serialize("donna_foaf.rdf", format="pretty-xml", max_depth=3)
+
+    # Let's show off the serializers
+    print()
+    print("RDF Serializations:")
+
+    # Serialize as Turtle (default)
+    print("--- start: turtle ---")
+    print(store.serialize())
+    print("--- end: turtle ---\n")
+
+    # Serialize as XML
+    print("--- start: rdf-xml ---")
+    print(store.serialize(format="pretty-xml"))
+    print("--- end: rdf-xml ---\n")
+
+    # Serialize as NTriples
+    print("--- start: ntriples ---")
+    print(store.serialize(format="nt"))
+    print("--- end: ntriples ---\n")
+
+    # Serialize as JSON-LD
+    # only if you have the JSON-LD plugin installed!
+    print("--- start: JSON-LD ---")
+    print(store.serialize(format="json-ld"))
+    print("--- end: JSON-LD ---\n")