added converting text to speech tutorial

Author: x4nth055

README.md

@@ -46,6 +46,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
     - [How to Convert Speech to Text in Python](https://www.thepythoncode.com/article/using-speech-recognition-to-convert-speech-to-text-python). ([code](machine-learning/speech-recognition))
     - [Top 8 Python Libraries For Data Scientists and Machine Learning Engineers](https://www.thepythoncode.com/article/top-python-libraries-for-data-scientists).
     - [How to Predict Stock Prices in Python using TensorFlow 2 and Keras](https://www.thepythoncode.com/article/stock-price-prediction-in-python-using-tensorflow-2-and-keras). ([code](machine-learning/stock-prediction))
+    - [How to Convert Text to Speech in Python](https://www.thepythoncode.com/article/convert-text-to-speech-in-python). ([code](machine-learning/text-to-speech))
 
 
 - ### [General Python Topics](https://www.thepythoncode.com/topic/general-python-topics)

machine-learning/text-to-speech/README.md

@@ -0,0 +1,4 @@
+# [How to Convert Text to Speech in Python](https://www.thepythoncode.com/article/convert-text-to-speech-in-python)
+- `pip3 install -r requirements.txt`
+- To convert text to speech online using Google API, use `tts_google.py`
+- To use offline engines in your platform, consider using `tts_pyttsx3.py`

machine-learning/text-to-speech/hello.mp3

@@ -0,0 +1,3 @@
+pyttsx3
+gTTS
+playsound

machine-learning/text-to-speech/hola.mp3

@@ -0,0 +1,17 @@
+import gtts
+from playsound import playsound
+
+# make request to google to get synthesis
+tts = gtts.gTTS("Hello world")
+# save the audio file
+tts.save("hello.mp3")
+# play the audio file
+playsound("hello.mp3")
+
+# in spanish
+tts = gtts.gTTS("Hola Mundo", lang="es")
+tts.save("hola.mp3")
+playsound("hola.mp3")
+
+# all available languages along with their IETF tag
+print(gtts.lang.tts_langs())

machine-learning/text-to-speech/requirements

@@ -0,0 +1,32 @@
+import pyttsx3
+
+# initialize Text-to-speech engine
+engine = pyttsx3.init()
+
+# convert this text to speech
+text = "Python is a great programming language"
+engine.say(text)
+# play the speech
+engine.runAndWait()
+
+# get details of speaking rate
+rate = engine.getProperty("rate")
+print(rate)
+
+# setting new voice rate (faster)
+engine.setProperty("rate", 300)
+engine.say(text)
+engine.runAndWait()
+
+# slower
+engine.setProperty("rate", 100)
+engine.say(text)
+engine.runAndWait()
+
+# get details of all voices available
+voices = engine.getProperty("voices")
+print(voices)
+# set another voice
+engine.setProperty("voice", voices[1].id)
+engine.say(text)
+engine.runAndWait()