Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/15659#discussion_r87125921
--- Diff: python/setup.py ---
@@ -38,11 +38,22 @@
# A temporary path so we can access above the Python project root and
fetch scripts and jars we need
TEMP_PATH = "deps"
SPARK_HOME = os.path.abspath("../")
-JARS_PATH = os.path.join(SPARK_HOME, "assembly/target/scala-2.11/jars/")
-# Use the release jars path if we are in release mode.
-if (os.path.isfile("../RELEASE") and
len(glob.glob("../jars/spark*core*.jar")) == 1):
+# Figure out where the jars are we need to package with PySpark.
+JARS_PATH = glob.glob(os.path.join(SPARK_HOME,
"assembly/target/scala-*/jars/"))
+
+if len(JARS_PATH) == 1:
+ JARS_PATH = JARS_PATH[0]
+elif (os.path.isfile("../RELEASE") and
len(glob.glob("../jars/spark*core*.jar")) == 1):
+ # Release mode puts the jars in a jars directory
JARS_PATH = os.path.join(SPARK_HOME, "jars")
+elif len(JARS_PATH) > 1:
+ print("Assembly jars exist for multiple scalas, please cleanup
assembly/target",
+ file=sys.stderr)
+ sys.exit(-1)
+elif len(JARS_PATH) == 0 and not os.path.exists("deps"):
--- End diff --
nit: "deps" -> TEMP_PATH, I think?
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