dianfu commented on a change in pull request #10430: [FLINK-14019][python][cli]
Add command-line options for managing Python UDF environment and dependencies.
URL: https://github.com/apache/flink/pull/10430#discussion_r354660340
##########
File path:
flink-clients/src/main/java/org/apache/flink/client/cli/CliFrontendParser.java
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@@ -126,14 +126,44 @@
static final Option PYFILES_OPTION = new Option("pyfs", "pyFiles", true,
"Attach custom python files for job. " +
- "Comma can be used as the separator to specify multiple
files. " +
- "The standard python resource file suffixes such as
.py/.egg/.zip are all supported." +
- "(eg: --pyFiles
file:///tmp/myresource.zip,hdfs:///$namenode_address/myresource2.zip)");
+ "These files will be added to the PYTHONPATH of both
the local client and the remote python UDF worker. " +
+ "The standard python resource file suffixes such as
.py/.egg/.zip or directory are all supported. " +
+ "Comma (',') could be used as the separator to specify
multiple files " +
+ "(e.g.: --pyFiles
file:///tmp/myresource.zip,hdfs:///$namenode_address/myresource2.zip).");
static final Option PYMODULE_OPTION = new Option("pym", "pyModule",
true,
"Python module with the program entry point. " +
"This option must be used in conjunction with
`--pyFiles`.");
+ static final Option PYREQUIREMENTS_OPTION = new Option("pyreq",
"pyRequirements", true,
+ "Specify a requirements.txt file which defines the third-party
dependencies. " +
+ "These dependencies will be installed and added to the
PYTHONPATH of the python UDF worker. " +
+ "A directory which contains the installation packages
of these dependencies could be specified" +
Review comment:
Missing empty space at the end
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