Fix unit tests of recognize_google method

.github/workflows/unittests.yml

@@ -0,0 +1,36 @@
+name: Unit tests
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: true
+      matrix:
+        python-version: ["3.9"]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install build dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install --no-install-recommends -y libpulse-dev libasound2-dev
+      - name: Install Python dependencies
+        run: |
+          python -m pip install pocketsphinx
+          python -m pip install .
+      - name: Test with unittest
+        run: |
+          python -m unittest discover --verbose

speech_recognition/__init__.py

@@ -855,7 +855,7 @@ def recognize_sphinx(self, audio_data, language="en-US", keyword_entries=None, g
         if hypothesis is not None: return hypothesis.hypstr
         raise UnknownValueError()  # no transcriptions available
 
-    def recognize_google(self, audio_data, key=None, language="en-US", pfilter=0, show_all=False):
+    def recognize_google(self, audio_data, key=None, language="en-US", pfilter=0, show_all=False, with_confidence=False):
         """
         Performs speech recognition on ``audio_data`` (an ``AudioData`` instance), using the Google Speech Recognition API.
 
@@ -927,7 +927,9 @@ def recognize_google(self, audio_data, key=None, language="en-US", pfilter=0, sh
         # https://cloud.google.com/speech-to-text/docs/basics#confidence-values
         # "Your code should not require the confidence field as it is not guaranteed to be accurate, or even set, in any of the results."
         confidence = best_hypothesis.get("confidence", 0.5)
-        return best_hypothesis["transcript"], confidence
+        if with_confidence:
+            return best_hypothesis["transcript"], confidence
+        return best_hypothesis["transcript"]
 
     def recognize_google_cloud(self, audio_data, credentials_json=None, language="en-US", preferred_phrases=None, show_all=False):
         """

tests/test_recognition.py

@@ -21,7 +21,7 @@ def test_sphinx_english(self):
     def test_google_english(self):
         r = sr.Recognizer()
         with sr.AudioFile(self.AUDIO_FILE_EN) as source: audio = r.record(source)
-        self.assertIn(r.recognize_google(audio), ["1 2 3", "one two three"])
+        self.assertIn(r.recognize_google(audio), ["123", "1 2 3", "one two three"])
 
     def test_google_french(self):
         r = sr.Recognizer()