def execute_graph(self, line, cell='', local_ns={}):
"""Runs Cypher statement against a Neo4j graph database, specified by
a connect string.
If no database connection has been established, first word
should be a connection string, or the user@host name
of an established connection. Otherwise, http://localhost:7474/db/data
will be assumed.
Examples::
%%cyphergraph https://me:mypw@myhost:7474/db/data
START n=node(*) RETURN n
%%cyphergraph me@myhost
START n=node(*) RETURN n
%%cyphergraph
START n=node(*) RETURN n
Connect string syntax examples:
http://localhost:7474/db/data
https://me:mypw@localhost:7474/db/data
"""
# save globals and locals so they can be referenced in bind vars
user_ns = self.shell.user_ns
user_ns.update(local_ns)
parsed = parse("""{0}\n{1}""".format(line, cell), self)
conn = Connection.get(parsed['as'] or parsed['uri'])
first_word = parsed['cypher'].split(None, 1)[:1]
try:
# pass all attributes except auto_html manually to new config :-(
conf = DefaultConfigurable(auto_html=True,
auto_limit=self.auto_limit, style=self.style, short_errors=self.short_errors,
data_contents=self.data_contents, display_limit=self.display_limit,
auto_networkx=self.auto_networkx, auto_pandas=self.auto_pandas, rest=self.rest,
feedback=self.feedback, uri=self.uri)
result = run(parsed['cypher'], user_ns, conf, conn)
return result
except StatusException as e:
if self.short_errors:
print(e)
else:
raise
def execute(self, line, cell='', local_ns={}):
"""Runs Cypher statement against a Neo4j graph database, specified by
a connect string.
If no database connection has been established, first word
should be a connection string, or the user@host name
of an established connection. Otherwise, http://localhost:7474/db/data
will be assumed.
Examples::
%%cypher https://me:mypw@myhost:7474/db/data
START n=node(*) RETURN n
%%cypher me@myhost
START n=node(*) RETURN n
%%cypher
START n=node(*) RETURN n
Connect string syntax examples:
http://localhost:7474/db/data
https://me:mypw@localhost:7474/db/data
"""
# save globals and locals so they can be referenced in bind vars
user_ns = self.shell.user_ns
user_ns.update(local_ns)
parsed = parse("""{0}\n{1}""".format(line, cell), self)
conn = Connection.get(parsed['as'] or parsed['uri'], parsed['as'])
first_word = parsed['cypher'].split(None, 1)[:1]
if first_word and first_word[0].lower() == 'persist':
return self._persist_dataframe(parsed['cypher'], conn, user_ns)
try:
result = run(parsed['cypher'], user_ns, self, conn)
return result
except StatusException as e:
if self.short_errors:
print(e)
else:
raise
def execute(self, line, cell='', local_ns={}):
"""Runs Cypher statement against a Neo4j graph database, specified by
a connect string.
If no database connection has been established, first word
should be a connection string, or the user@host name
of an established connection. Otherwise, http://localhost:7474/db/data
will be assumed.
Examples::
%%cypher https://me:mypw@myhost:7474/db/data
START n=node(*) RETURN n
%%cypher me@myhost
START n=node(*) RETURN n
%%cypher
START n=node(*) RETURN n
Connect string syntax examples:
http://localhost:7474/db/data
https://me:mypw@localhost:7474/db/data
"""
# save globals and locals so they can be referenced in bind vars
user_ns = self.shell.user_ns
user_ns.update(local_ns)
parsed = parse("""{0}\n{1}""".format(line, cell), self)
conn = Connection.get(parsed['as'] or parsed['uri'])
first_word = parsed['cypher'].split(None, 1)[:1]
if first_word and first_word[0].lower() == 'persist':
return self._persist_dataframe(parsed['cypher'], conn, user_ns)
try:
result = run(parsed['cypher'], user_ns, self, conn)
return result
except StatusException as e:
if self.short_errors:
print(e)
else:
raise