Remove inheritance from object (#109)

All classes in python3 are new style classes thus already inheriting
object, and python2 is not supported already since Jan 2020

Author: boris-42

redisgraph/edge.py

@@ -2,7 +2,7 @@
 
 from .util import *
 
-class Edge(object):
+class Edge:
     """
     An edge connecting two nodes.
     """
@@ -58,7 +58,7 @@ def __eq__(self, rhs):
         # Source and destination nodes should match.
         if self.src_node != rhs.src_node:
             return False
-            
+
         if self.dest_node != rhs.dest_node:
             return False
 

redisgraph/graph.py

@@ -3,7 +3,7 @@
 from .query_result import QueryResult
 from .exceptions import VersionMismatchException
 
-class Graph(object):
+class Graph:
     """
     Graph, collection of nodes and edges.
     """
@@ -189,10 +189,10 @@ def execution_plan(self, query, params=None):
         Get the execution plan for given query,
         GRAPH.EXPLAIN returns an array of operations.
         """
-        
+
         if params is not None:
             query = self.build_params_header(params) + query
-        
+
         plan = self.redis_con.execute_command("GRAPH.EXPLAIN", self.name, query, query)
         return self._execution_plan_to_string(plan)
 
@@ -202,7 +202,7 @@ def delete(self):
         """
         self._clear_schema()
         return self.redis_con.execute_command("GRAPH.DELETE", self.name)
-    
+
     def merge(self, pattern):
         """
         Merge pattern.

redisgraph/node.py

@@ -1,6 +1,6 @@
 from .util import *
 
-class Node(object):
+class Node:
     """
     A node within the garph.
     """

redisgraph/path.py

@@ -1,7 +1,7 @@
 from .node import Node
 from .edge import Edge
 
-class Path(object):
+class Path:
 
     def __init__(self, nodes, edges):
         assert(isinstance(nodes, list) and isinstance(edges, list))
@@ -33,7 +33,7 @@ def last_node(self):
 
     def edge_count(self):
         return len(self._edges)
-    
+
     def nodes_count(self):
         return len(self._nodes)
 
@@ -64,4 +64,3 @@ def __str__(self):
         res += "(" + str(node_id) + ")"
         res += ">"
         return res
-    

redisgraph/query_result.py

@@ -20,13 +20,13 @@
         NODES_DELETED, RELATIONSHIPS_DELETED, INDICES_CREATED, INDICES_DELETED,
         CACHED_EXECUTION, INTERNAL_EXECUTION_TIME]
 
-class ResultSetColumnTypes(object):
+class ResultSetColumnTypes:
     COLUMN_UNKNOWN = 0
     COLUMN_SCALAR = 1
     COLUMN_NODE = 2       # Unused as of RedisGraph v2.1.0, retained for backwards compatibility.
     COLUMN_RELATION = 3   # Unused as of RedisGraph v2.1.0, retained for backwards compatibility.
 
-class ResultSetScalarTypes(object):
+class ResultSetScalarTypes:
     VALUE_UNKNOWN = 0
     VALUE_NULL = 1
     VALUE_STRING = 2
@@ -38,7 +38,7 @@ class ResultSetScalarTypes(object):
     VALUE_NODE = 8
     VALUE_PATH = 9
 
-class QueryResult(object):
+class QueryResult:
 
     def __init__(self, graph, response):
         self.graph = graph

redisgraph/util.py

@@ -5,7 +5,7 @@
 
 def random_string(length=10):
     """
-    Returns a random N chracter long string.
+    Returns a random N character long string.
     """
     return ''.join(random.choice(string.ascii_lowercase) for x in range(length))