Moved signal augmentation tests to own test config

taskcluster/tc-signal_augmentation-tests.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+set -xe
+
+source $(dirname "$0")/tc-tests-utils.sh
+
+extract_python_versions "$1" "pyver" "pyver_pkg" "py_unicode_type" "pyconf" "pyalias"
+
+ds=$2
+
+mkdir -p ${TASKCLUSTER_ARTIFACTS} || true
+mkdir -p /tmp/train || true
+mkdir -p /tmp/train_tflite || true
+
+virtualenv_activate "${pyalias}" "deepspeech"
+
+set -o pipefail
+pip install --upgrade pip==19.3.1 setuptools==45.0.0 wheel==0.33.6 | cat
+pushd ${HOME}/DeepSpeech/ds
+    pip install --upgrade . | cat
+popd
+set +o pipefail
+
+pushd ${HOME}/DeepSpeech/ds/
+    time ./bin/run-tc-signal_augmentations.sh
+popd
+
+virtualenv_deactivate "${pyalias}" "deepspeech"

taskcluster/tc-train-tests.sh

@@ -39,8 +39,6 @@ echo "Moving ${sample_name} to LDC93S1.wav"
 mv "${DS_ROOT_TASK}/DeepSpeech/ds/data/smoke_test/${sample_name}" "${DS_ROOT_TASK}/DeepSpeech/ds/data/smoke_test/LDC93S1.wav"
 
 pushd ${HOME}/DeepSpeech/ds/
-    # Testing signal augmentations
-    time ./bin/run-tc-signal_augmentations.sh
     # Run twice to test preprocessed features
     time ./bin/run-tc-ldc93s1_new.sh 249 "${sample_rate}"
     time ./bin/run-tc-ldc93s1_new.sh 1 "${sample_rate}"

taskcluster/test-signal_augmentations-linux-amd64-py36m-opt.yml

@@ -0,0 +1,12 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  dependencies:
+    - "linux-amd64-ctc-opt"
+  system_setup:
+    >
+      apt-get -qq update && apt-get -qq -y install ${training.packages_trusty.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-signal_augmentation-tests.sh 3.6.10:m"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU signal augmentations Py3.6"
+    description: "Augmenting LDC93S1 sample in different ways for Linux/AMD64 16kHz Python 3.6, CPU only, optimized version"