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Python文字转语音播放朗读声音
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前言
这篇博客针对《Python文字转语音播放朗读声音》编写代码，代码整洁，规则，易读。 学习与应用推荐首选。
文章目录
一、所需工具软件
二、使用步骤
1. 主要代码
2. 运行结果
三、在线协助
一、所需工具软件
1. Python
2. Pycharm
二、使用步骤
代码如下（示例）：
from . import driver
import traceback
class Engine(object):
"""
@ivar proxy: Proxy to a driver implementation
@type proxy: L{
DriverProxy}
@ivar _connects: Array of subscriptions
@type _connects: list
@ivar _inLoop: Running an event loop or not
@type _inLoop: bool
@ivar _driverLoop: Using a driver event loop or not
@type _driverLoop: bool
@ivar _debug: Print exceptions or not
@type _debug: bool
"""
def __init__(self, driverName=None, debug=False):
"""
Constructs a new TTS engine instance.
@param driverName: Name of the platform specific driver to use. If
None, selects the default driver for the operating system.
@type: str
@param debug: Debugging output enabled or not
@type debug: bool
"""
self.proxy = driver.DriverProxy(weakref.proxy(self), driverName, debug)
# initialize other vars
self._connects = {
}
self._inLoop = False
self._driverLoop = True
self._debug = debug
def _notify(self, topic, **kwargs):
"""
Invokes callbacks for an event topic.
@param topic: String event name
@type topic: str
@param kwargs: Values associated with the event
@type kwargs: dict
"""
for cb in self._connects.get(topic, []):
try:
cb(**kwargs)
except Exception:
if self._debug:
traceback.print_exc()
def connect(self, topic, cb):
"""
Registers a callback for an event topic. Valid topics and their
associated values:
started-utterance: name=<str>
started-word: name=<str>, location=<int>, length=<int>
finished-utterance: name=<str>, completed=<bool>
error: name=<str>, exception=<exception>
@param topic: Event topic name
@type topic: str
@param cb: Callback function
@type cb: callable
@return: Token to use to unregister
@rtype: dict
"""
arr = self._connects.setdefault(topic, [])
arr.append(cb)
return {
'topic': topic, 'cb': cb}
def disconnect(self, token):
"""
Unregisters a callback for an event topic.
@param token: Token of the callback to unregister
@type token: dict
"""
topic = token['topic']
try:
arr = self._connects[topic]
except KeyError:
return
arr.remove(token['cb'])
if len(arr) == 0:
del self._connects[topic]
def say(self, text, name=None):
"""
Adds an utterance to speak to the event queue.
@param text: Text to sepak
@type text: unicode
@param name: Name to associate with this utterance. Included in
notifications about this utterance.
@type name: str
"""
if text == None:
return "Argument value can't be none or empty"
else:
self.proxy.say(text, name)
def stop(self):
"""
Stops the current utterance and clears the event queue.
"""
self.proxy.stop()
def save_to_file(self, text, filename, name=None):
'''
Adds an utterance to speak to the event queue.
@param text: Text to sepak
@type text: unicode
@param filename: the name of file to save.
@param name: Name to associate with this utterance. Included in
notifications about this utterance.
@type name: str
'''
self.proxy.save_to_file(text, filename, name)
def isBusy(self):
"""
@return: True if an utterance is currently being spoken, false if not
@rtype: bool
"""
return self.proxy.isBusy()
def getProperty(self, name):
"""
Gets the current value of a property. Valid names and values include:
voices: List of L{
voice.Voice} objects supported by the driver
voice: String ID of the current voice
rate: Integer speech rate in words per minute
volume: Floating point volume of speech in the range [0.0, 1.0]
Numeric values outside the valid range supported by the driver are
clipped.
@param name: Name of the property to fetch
@type name: str
@return: Value associated with the property
@rtype: object
@raise KeyError: When the property name is unknown
"""
return self.proxy.getProperty(name)
def setProperty(self, name, value):
"""
Adds a property value to set to the event queue. Valid names and values
include:
voice: String ID of the voice
rate: Integer speech rate in words per minute
volume: Floating point volume of speech in the range [0.0, 1.0]
Numeric values outside the valid range supported by the driver are
clipped.
@param name: Name of the property to fetch
@type name: str
@param: Value to set for the property
@rtype: object
@raise KeyError: When the property name is unknown
"""
self.proxy.setProperty(name, value)
def runAndWait(self):
"""
Runs an event loop until all commands queued up until this method call
complete. Blocks during the event loop and returns when the queue is
cleared.
@raise RuntimeError: When the loop is already running
"""
if self._inLoop:
raise RuntimeError('run loop already started')
self._inLoop = True
self._driverLoop = True
self.proxy.runAndWait()
def startLoop(self, useDriverLoop=True):
"""
Starts an event loop to process queued commands and callbacks.
@param useDriverLoop: If True, uses the run loop provided by the driver
(the default). If False, assumes the caller will enter its own
run loop which will pump any events for the TTS engine properly.
@type useDriverLoop: bool
@raise RuntimeError: When the loop is already running
"""
if self._inLoop:
raise RuntimeError('run loop already started')
self._inLoop = True
self._driverLoop = useDriverLoop
self.proxy.startLoop(self._driverLoop)
def endLoop(self):
"""
Stops a running event loop.
@raise RuntimeError: When the loop is not running
"""
if not self._inLoop:
raise RuntimeError('run loop not started')
self.proxy.endLoop(self._driverLoop)
self._inLoop = False
def iterate(self):
"""
Must be called regularly when using an external event loop.
"""
if not self._inLoop:
raise RuntimeError('run loop not started')
elif self._driverLoop:
raise RuntimeError('iterate not valid in driver run loop')
self.proxy.iterate()
运行结果
三、在线协助：
如需安装运行环境或远程调试，见文章底部个人 QQ 名片，由专业技术人员远程协助！
1）远程安装运行环境，代码调试
2）Visual Studio, Qt, C++, Python编程语言入门指导
3）界面美化
4）软件制作
5）云服务器申请
6）网站制作
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