Merge pull request #29 from dockter-84/improved-examples

Update example.py
jupyter · Jul 27, 2016 · b7fd80b · b7fd80b
2 parents a79f5be + 95f3c24
commit b7fd80b
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/node_client_example/src/example.py b/node_client_example/src/example.py
@@ -1,7 +1,10 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 import pyspark
-sc = pyspark.SparkContext()
+
+# In some environments, "sc" is pre-defined.
+if not 'sc' in globals():
+    sc = pyspark.SparkContext()
 rdd = sc.parallelize(range(1000))
 sample = rdd.takeSample(False, 5)
-print(sample)
+print(sample)