def from_file(cls, filename, **kwargs):
"""Create a `AudioStream` from a local file.
Parameters
----------
filename: str
The location of a file to read into the audio value from disk.
**kwargs
Extra keyword arguments for `AudioStream`
"""
audio = Audio.from_file(filename, autoplay=False, controls=False)
return cls(audio=audio, **kwargs)
def from_url(cls, url, **kwargs):
"""Create a `AudioStream` from a url.
This will create a `AudioStream` from an Audio using its url
Parameters
----------
url: str
The url of the file that will be used for the .audio trait.
**kwargs:
Extra keyword arguments for `AudioStream`
Returns an `AudioStream`.
"""
audio = Audio.from_url(url, autoplay=False, controls=False)
return cls(audio=audio, **kwargs)
def from_download(cls, url, **kwargs):
"""Create a `AudioStream` from a url by downloading
Parameters
----------
url: str
The url of the file that will be downloadeded and its bytes
assigned to the value trait of the video trait.
**kwargs:
Extra keyword arguments for `AudioStream`
Returns an `AudioStream` with the value set from the content of a url.
"""
ext = os.path.splitext(url)[1]
if ext:
format = ext[1:]
audio = Audio(value=urlopen(url).read(), format=format, autoplay=False, controls=False)
return cls(audio=audio, **kwargs)
def _default_audio(self):
return Audio(format=self.format, controls=True)