Merge pull request #539 from gengyuchao/update/python_pyaudio_example

Fixed the pyaudio example can not run issue.

examples/pyaudio-streaming/pyaudio-streaming-examples.ipynb

@@ -31,11 +31,11 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "#!pip install numpy==1.20.2\n",
-    "#!pip install torch==1.9.0\n",
-    "#!pip install matplotlib==3.4.2\n",
-    "#!pip install torchaudio==0.9.0\n",
-    "#!pip install soundfile==0.10.3.post1\n",
+    "#!pip install numpy==2.0.2\n",
+    "#!pip install torch==2.4.1\n",
+    "#!pip install matplotlib==3.9.2\n",
+    "#!pip install torchaudio==2.4.1\n",
+    "#!pip install soundfile==0.12.1\n",
     "#!pip install pyaudio==0.2.11"
    ]
   },
@@ -61,7 +61,6 @@
     "import torchaudio\n",
     "import matplotlib\n",
     "import matplotlib.pylab as plt\n",
-    "torchaudio.set_audio_backend(\"soundfile\")\n",
     "import pyaudio"
    ]
   },
@@ -162,7 +161,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "num_samples = 1536"
+    "num_samples = 512"
    ]
   },
   {
@@ -180,6 +179,8 @@
     "data = []\n",
     "voiced_confidences = []\n",
     "\n",
+    "frames_to_record = 50\n",
+    "\n",
     "print(\"Started Recording\")\n",
     "for i in range(0, frames_to_record):\n",
     "    \n",
@@ -296,7 +297,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -310,7 +311,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.10"
+   "version": "3.9.10"
   },
   "toc": {
    "base_numbering": 1,