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Simplify ScriptSession dependencies #4190

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merged 3 commits into from
Sep 20, 2023
Merged

Simplify ScriptSession dependencies #4190

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ff88960
Remove unused groovy init script, move py script to module
niloc132 Jul 13, 2023
5611381
Clean up engine-table build further
niloc132 Sep 6, 2023
f123266
pydoc cleanup
niloc132 Sep 6, 2023
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17 changes: 0 additions & 17 deletions engine/table/build.gradle
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Original file line number Diff line number Diff line change
Expand Up @@ -6,23 +6,6 @@ plugins {

description 'Engine Table: Implementation and closely-coupled utilities'

sourceSets {
main {
resources {
srcDir 'groovy'
include 'core/*.groovy'
}
resources {
srcDir 'python'
include 'core/*.py'
}
resources {
srcDir 'src/main/resources'
include '**'
}
}
}

configurations {
// Ensure jmh picks up the same dependencies as tests
jmhImplementation.extendsFrom testImplementation
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85 changes: 0 additions & 85 deletions engine/table/groovy/core/deephaven_core_utils.groovy
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18 changes: 0 additions & 18 deletions engine/table/python/core/deephaven_jpy_init.py
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3 changes: 2 additions & 1 deletion engine/table/src/main/java/io/deephaven/engine/util/jpy/JpyInit.java
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Expand Up @@ -61,7 +61,8 @@ private static void markReadyAndCheckEnv() {
try (
final PyModule deephavenJpyModule = PyModule.importModule("deephaven_internal.jvm");
final PyObject readyObj = deephavenJpyModule.callMethod("ready");
final PyObject checkObj = deephavenJpyModule.callMethod("check_py_env")) {
final PyObject checkObj = deephavenJpyModule.callMethod("check_py_env");
final PyObject initObj = deephavenJpyModule.callMethod("init_py")) {
// empty
}
}
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0 engine/table/groovy/groovy/0-base.groovy → ...e/src/main/resources/groovy/0-base.groovy
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0 ...ne/table/groovy/groovy/2-calendars.groovy → .../main/resources/groovy/2-calendars.groovy
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0 ...able/groovy/groovy/4-count-metrics.groovy → ...n/resources/groovy/4-count-metrics.groovy
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4 changes: 2 additions & 2 deletions props/configs/src/main/resources/dh-defaults.prop
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Expand Up @@ -35,9 +35,9 @@ QueryPerformanceRecorder.packageFilter.internal=defaultPackageFilters.qpr

########## Deephaven Groovy and Python Session defaults ##########

GroovyDeephavenSession.initScripts=core/deephaven_core_utils.groovy
GroovyDeephavenSession.initScripts=

PythonDeephavenSession.initScripts=core/deephaven_jpy_init.py
PythonDeephavenSession.initScripts=

default.processEnvironmentFactory=io.deephaven.util.process.DefaultProcessEnvironment$Factory

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4 changes: 2 additions & 2 deletions props/test-configs/src/main/resources/dh-tests.prop
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Expand Up @@ -57,9 +57,9 @@ QueryPerformanceRecorder.packageFilter.internal=defaultPackageFilters.qpr

########## Deephaven Groovy and Python Session defaults ##########

GroovyDeephavenSession.initScripts=core/deephaven_core_utils.groovy
GroovyDeephavenSession.initScripts=

PythonDeephavenSession.initScripts=core/deephaven_jpy_init.py
PythonDeephavenSession.initScripts=

###### Measurement Options ######
statsdriver.enabled=false
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22 changes: 22 additions & 0 deletions py/server/deephaven_internal/jvm/__init__.py
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Expand Up @@ -66,3 +66,25 @@ def init_jvm(*args, **kwargs):
"Unable to initialize JVM, try setting the environment variable JAVA_HOME (JDK 11+ required)") from e
ready()
return result

def init_py():
"""Finishes starting Python to be usable from inside of a Java process. Not intended to be called in cases
where the process was started as Python, and Java was started from inside Python.
"""

import jpy
import os
import sys
from deephaven_internal.stream import TeeStream

# Set stdin to /dev/null to prevent functions (like help()) that attempt to read from stdin from hanging python
# execution from within Java.
os.dup2(os.open("/dev/null", os.O_RDONLY), 0)

jpy.VerboseExceptions.enabled = True
# If you want jpy to tell you about all that it is doing, change this
# jpy.diag.flags = jpy.diag.F_ALL
Comment on lines +85 to +86
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Should this be an ENV controlled option to help us debug users?

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That seems like a decent idea, but in a different PR (i'm just moving the contents of this file so we have one fewer way to screw up startup).


j_sys = jpy.get_type('java.lang.System')
sys.stdout = TeeStream.redirect(sys.stdout, j_sys.out)
sys.stderr = TeeStream.redirect(sys.stderr, j_sys.err)
4 changes: 2 additions & 2 deletions python-engine-test/src/test/java/io/deephaven/engine/util/WorkerPythonEnvironment.java
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Expand Up @@ -68,8 +68,8 @@ public enum WorkerPythonEnvironment {
.getStringWithDefault("WorkerPythonEnvironment.defaultScriptPath", ".");

final ScriptFinder scriptFinder = new ScriptFinder(defaultScriptPath);
final String initScript = Configuration.getInstance().getStringWithDefault("WorkerPythonEnvironment.initScript",
"core/deephaven_jpy_init.py");
final String initScript =
Configuration.getInstance().getStringWithDefault("WorkerPythonEnvironment.initScript", "");

final ScriptFinder.FileOrStream file;
try {
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