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Add pickle protocol option support for Spark #3001

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merged 5 commits into from
Jan 11, 2022
+6 −2
Merged

Add pickle protocol option support for Spark #3001

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06ee46f
Add pickle protocol option support for Spark
gunnsoo Sep 19, 2020
a3498e1
Pull from spark config section
gunnsoo Sep 27, 2020
93f22a6
Merge remote-tracking branch 'upstream/master' into pickle-protocol
gunnsoo Sep 27, 2020
7a06c9b
Merge branch 'master' into pickle-protocol
dlstadther Jan 11, 2022
5115da7
Merge branch 'master' into pickle-protocol
dlstadther Jan 11, 2022
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8 changes: 6 additions & 2 deletions luigi/contrib/spark.py
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Original file line number Diff line number Diff line change
Expand Up @@ -292,6 +292,10 @@ def files(self):
if self.deploy_mode == "cluster":
return [self.run_pickle]

@property
def pickle_protocol(self):
return configuration.get_config().getint(self.spark_version, "pickle-protocol", pickle.DEFAULT_PROTOCOL)
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def setup(self, conf):
"""
Called by the pyspark_runner with a SparkConf instance that will be used to instantiate the SparkContext
Expand Down Expand Up @@ -335,12 +339,12 @@ def run(self):
def _dump(self, fd):
with self.no_unpicklable_properties():
if self.__module__ == '__main__':
d = pickle.dumps(self)
d = pickle.dumps(self, protocol=self.pickle_protocol)
module_name = os.path.basename(sys.argv[0]).rsplit('.', 1)[0]
d = d.replace(b'c__main__', b'c' + module_name.encode('ascii'))
fd.write(d)
else:
pickle.dump(self, fd)
pickle.dump(self, fd, protocol=self.pickle_protocol)

def _setup_packages(self, sc):
"""
Expand Down