Merge pull request #167 from ljwolf/range-queries

examples/range_example.py

@@ -0,0 +1,39 @@
+import sys
+import time
+
+import pandana
+
+import numpy as np
+import pandas as pd
+from pympler.asizeof import asizeof
+
+print()
+print("Loading data...")
+t0 = time.time()
+store = pd.HDFStore('examples/data/bayareanetwork.h5', 'r')
+nodes, edges = store.nodes, store.edges
+print(round(time.time()-t0, 1), ' sec.')
+
+print()
+print("Initializing network...")
+t0 = time.time()
+net = pandana.Network(nodes.x, nodes.y, edges.from_int, edges.to_int, edges[['weight']])
+store.close()
+print(round(time.time()-t0, 1), ' sec.')
+
+print()
+print("Calculating nodes in 100m range...")
+t0 = time.time()
+r = net.nodes_in_range([53114882, 53107159], 100.0)
+print(round(time.time()-t0, 1), ' sec.')
+
+# print(net.node_idx.values)
+# print(net.node_idx.index.values)
+
+print(asizeof(r))  # 88.8 million bytes raw
+
+print()
+
+# dataframe.info()
+# dataframe.memory_usage(deep=True)
+# .set_index(['1','2'], inplace=True)

pandana/__init__.py

@@ -1,3 +1,3 @@
 from .network import Network
 
-version = __version__ = '0.6.1'
+version = __version__ = '0.7.dev0'