Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/12398#discussion_r61992299
--- Diff: python/pyspark/context.py ---
@@ -814,6 +817,40 @@ def addPyFile(self, path):
import importlib
importlib.invalidate_caches()
+ def addPyPackage(self, pkg):
+ """
+ Add a package to the spark context, the package must have already
been
+ imported by the driver via __import__ semantics. Supports namespace
+ packages by simulating the loading __path__ as a set of modules
from
+ the __path__ list in a single package.
+ """
+ tmp_dir = tempfile.mkdtemp()
+ try:
+ tar_path = os.path.join(tmp_dir, pkg.__name__+'.tar.gz')
+ tar = tarfile.open(tar_path, "w:gz")
+ for mod in pkg.__path__[::-1]:
+ # adds in reverse to simulate namespace loading path
+ tar.add(mod, arcname=os.path.basename(mod))
+ tar.close()
+ self.addPyFile(tar_path)
+ finally:
+ shutil.rmtree(tmp_dir)
+
+ def addRequirementsFile(self, path):
--- End diff --
Will it be better to pass the requirements as string?
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