Fix linter issues

mggg · May 16, 2022 · 11828f3 · 11828f3
1 parent 384b239
commit 11828f3
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Showing 3 changed files with 22 additions and 6 deletions.
diff --git a/gerrychain/graph/graph.py b/gerrychain/graph/graph.py
@@ -351,7 +351,12 @@ class FrozenGraph:
         "networkx_retworkx_mapping"
     ]
 
-    def __init__(self, graph: Graph, pygraph: retworkx.PyGraph = None, mappings: Tuple[dict, dict] = None):
+    def __init__(
+        self,
+        graph: Graph,
+        pygraph: retworkx.PyGraph = None,
+        mappings: Tuple[dict, dict] = None
+    ):
         self.graph = networkx.classes.function.freeze(graph)
         self.graph.join = frozen
         self.graph.add_data = frozen
@@ -366,8 +371,12 @@ def __init__(self, graph: Graph, pygraph: retworkx.PyGraph = None, mappings: Tup
         if mappings:
             self.retworkx_networkx_mapping, self.networkx_retworkx_mapping = mappings
         else:
-            self.retworkx_networkx_mapping = {node: self.pygraph[node]["__networkx_node__"] for node in self.pygraph.node_indexes()}
-            self.networkx_retworkx_mapping = {self.pygraph[node]["__networkx_node__"]: node for node in self.pygraph.node_indexes()}
+            self.retworkx_networkx_mapping = {
+                node: self.pygraph[node]["__networkx_node__"] for node in self.pygraph.node_indexes()
+            }
+            self.networkx_retworkx_mapping = {
+                self.pygraph[node]["__networkx_node__"]: node for node in self.pygraph.node_indexes()
+            }
 
     def __len__(self):
         return self.size
@@ -405,7 +414,8 @@ def lookup(self, node, field):
         return self.graph.nodes[node][field]
 
     def subgraph(self, nodes):
-        return FrozenGraph(self.graph.subgraph(nodes), 
+        return FrozenGraph(
+            self.graph.subgraph(nodes),
             self.pygraph.subgraph(
                 [self.networkx_retworkx_mapping[x] for x in nodes]
             )

diff --git a/gerrychain/proposals/tree_proposals.py b/gerrychain/proposals/tree_proposals.py
@@ -1,6 +1,6 @@
 from functools import partial
-from ..random import random
 
+from ..random import random
 from ..tree import (
     recursive_tree_part, bipartition_tree, bipartition_tree_random,
     _bipartition_tree_random_all, uniform_spanning_tree,

diff --git a/gerrychain/tree.py b/gerrychain/tree.py
@@ -183,7 +183,13 @@ def bipartition_tree_retworkx(
 ):
     pops = graph.pygraph_pop_lookup(pop_col)
 
-    balanced_node_choices = retworkx.bipartition_tree(graph.pygraph, lambda x: random.random(), pops, float(pop_target), float(epsilon))
+    balanced_node_choices = retworkx.bipartition_tree(
+        graph.pygraph,
+        lambda x: random.random(),
+        pops,
+        float(pop_target),
+        float(epsilon)
+    )
     balanced_nodes = {graph.retworkx_networkx_mapping[x] for x in choice(balanced_node_choices)[1]}
     return (balanced_nodes, graph.node_indices - balanced_nodes)