>> import pytest >>> np = pytest.importorskip("numpy") Generate a sound >>> import numpy as np >>> framerate = 44100 >>> t = np.linspace(0,5,framerate*5) >>> data = np.sin(2*np.pi*220*t) + np.sin(2*np.pi*224*t) >>> Audio(data, rate=framerate) Can also do stereo or more channels >>> dataleft = np.sin(2*np.pi*220*t) >>> dataright = np.sin(2*np.pi*224*t) >>> Audio([dataleft, dataright], rate=framerate) From URL: >>> Audio("http://www.nch.com.au/acm/8k16bitpcm.wav") # doctest: +SKIP >>> Audio(url="http://www.w3schools.com/html/horse.ogg") # doctest: +SKIP From a File: >>> Audio('IPython/lib/tests/test.wav') # doctest: +SKIP >>> Audio(filename='IPython/lib/tests/test.wav') # doctest: +SKIP From Bytes: >>> Audio(b'RAW_WAV_DATA..') # doctest: +SKIP >>> Audio(data=b'RAW_WAV_DATA..') # doctest: +SKIP See Also -------- ipywidgets.Audio Audio widget with more more flexibility and options. rbN element_idcl>UcUcUc [S5eUSLaUc [S5eUb USLaSUlOSUlX`lXl[[ U]XUS9 URbJ[UR[5(d*Uc [S5e[ RXU5Ulggg)Nz6No audio data found. Expecting filename, url, or data.Fz,No url found. Expecting url when embed=FalseTdataurlfilenamezKrate must be specified when data is a numpy array or list of audio samples.) ValueErrorembedautoplayrsuperr__init__r! isinstancebytes _make_wav) selfr!r#r"r%rater& normalizer __class__s fC:\Users\julio\OneDrive\Documentos\Trabajo\Ideas Frescas\venv\Lib\site-packages\IPython/lib/display.pyr(Audio.__init__ps    UV V E>ckKL L ?uD0DJDJ $ eT##J 99 DIIu)E)E| !nooI>DI*F c&>SSKnUR(a[[U]5 UR b$UR UR 5SUlgURb$UR UR5SUlgSUlg)z%Reload the raw data from file or URL.rNz audio/wav) mimetypesr%r'rreloadr# guess_typemimetyper")r,r4r/s r0r5 Audio.reloadsk :: % % ' == $%00?BDM XX !%00:1=DM'DMr2cSSKJn SSKn[R X5upVU"5nURUSS9nURU5 URU5 URS5 URSS5 URU5 UR5n UR5 U $![ a [R X5upVNf=f)z,Transform a numpy array to a PCM bytestring r)BytesIONwb)modeNONE)ior:waver"_validate_and_normalize_with_numpy ImportError%_validate_and_normalize_without_numpyopen setnchannels setframerate setsampwidth setcomptype writeframesgetvalueclose) r!r-r.r:r@scalednchanfpwaveobjvals r0r+Audio._make_wavs  Y!DDTUMFY))BD))U#T"QF6*F#kkm   Y!GGXMFE YsB22!CCreturncSSKnURU[S9n[UR5S:XaSnON[UR5S:Xa*URSnUR R 5nO [S5eURURU55n[RXA5nX- S-nURS5R5U4$)Nr)dtyper=z*Array audio input must be a 1D or 2D arrayzDIJ Jrvvd|, $>>}X,u4}}T"**,e33r2c SSKnSSKnURSU5n[[UVs/sHn[ U5PM sn55n[ RXQ5nURSUVs/sHn[XG- S-5PM sn5nURS:XaUR5 Sn UR5U 4$s snf![ an[ S5UeSnAff=fs snf)Nrfz@Only lists of mono audio are supported if numpy is not installedhrVbigrU) rXsysrYr^r_ TypeErrorrr`int byteorderbyteswaprb) r!r.rXrkxrdererLrMs r0rC+Audio._validate_and_normalize_without_numpys{{3% >!#t&M %>>}XSRV"WRVQ3q'?%'G#HRV"WX ==E ! OO ~~&&'= >67<= > > #Xs-C C C /C' C C$ CC$cHU(dUS:a [S5eU(aU$S$)NrUz9Audio data must be between -1 and 1 when normalize=False.)r$)rdr.s r0r`Audio._get_normalization_factors%]Q.XY Y )}0q0r2c0nUR(aURUS'U(aURU4$UR$)z@shortcut for returning metadata with url information, if definedr")r"r!)r,mds r0_data_and_metadataAudio._data_and_metadatas6  88BuI 99b= 99 r2cSnURUR5URUR5UR 5S9$)Nz )srctyper&r)formatsrc_attrr7 autoplay_attrelement_id_attr)r,rzs r0 _repr_html_Audio._repr_html_sF zzdmmoDMMDL^L^L`%)%9%9%;= =r2cSSKnUR(aRURbEURUR5R S5=p!SR UR US9$URb UR$g)Nrasciizdata:{type};base64,{base64})r{base64)rr%r! b64encodedecoder|r7r")r,rr!s r0r}Audio.src_attrsp ::4990 **4995< Nextrasc JUc/nXlX lX0lX@lXPlgN)rzwidthheightrparams)r,rzrrrkwargss r0r(IFrame.__init__s' >F    r2c UR(aSSKJn SU"UR5-nOSnURR UR UR URUSRUR5S9$)zreturn the embed iframer) urlencode?r )rzrrrr) r urllib.parseriframer|rzrrrr)r,rrs r0rIFrame._repr_html_sh ;; .9T[[11FF{{!!**;;88DKK( "  r2)rrrrzrr) rrrrrrrrstrr(rrr2r0rrs0  FEI *28C=*A   r2rc6^\rSrSrSrSU4SjjrSrSrU=r$)ri/aClass for embedding a YouTube Video in an IPython session, based on its video id. e.g. to embed the video from https://www.youtube.com/watch?v=foo , you would do:: vid = YouTubeVideo("foo") display(vid) To start from 30 seconds:: vid = YouTubeVideo("abc", start=30) display(vid) To calculate seconds from time as hours, minutes, seconds use :class:`datetime.timedelta`:: start=int(timedelta(hours=1, minutes=46, seconds=40).total_seconds()) Other parameters can be provided as documented at https://developers.google.com/youtube/player_parameters#Parameters When converting the notebook using nbconvert, a jpeg representation of the video will be inserted in the document. c >XlSRU5nU(a/[URS/55S/-nUR SUS9 [ [ U]"XbU40UD6 g)Nz!https://www.youtube.com/embed/{0}rzallow="autoplay"rU)r&r)idr|listgetupdater'rr() r,rrrallow_autoplayrrzrr/s r0r(YouTubeVideo.__init__Is_188< &**Xr237I6JJF MM1VM 4 lD*3vHHr2cSSKJn U"SRURS95R 5$![ a gf=f)Nr)urlopenz-https://img.youtube.com/vi/{id}/hqdefault.jpgr)urllib.requestrr|rreadIOError)r,rs r0 _repr_jpeg_YouTubeVideo._repr_jpeg_QsF* JQQUYU\U\Q]^cce e  s,5 AAr),F) rrrrrr(rrrrs@r0rr/s2Ir2rc0^\rSrSrSrSU4SjjrSrU=r$)riZzQ Class for embedding a Vimeo video in an IPython session, based on its video id. c T>SRU5n[[U]"XRU40UD6 g)Nz"https://player.vimeo.com/video/{0})r|r'rr(r,rrrrrzr/s r0r(VimeoVideo.__init___s) 0 7 7 ; j$(VFvFr2rrrrrrrrr(rrrs@r0rrZsGGr2rc0^\rSrSrSrSU4SjjrSrU=r$)ricav Class for embedding a Scribd document in an IPython session Use the start_page params to specify a starting point in the document Use the view_mode params to specify display type one off scroll | slideshow | book e.g to Display Wes' foundational paper about PANDAS in book mode from page 3 ScribdDocument(71048089, width=800, height=400, start_page=3, view_mode="book") c T>SRU5n[[U]"XRU40UD6 g)Nz)https://www.scribd.com/embeds/{0}/content)r|r'rr(rs r0r(ScribdDocument.__init__os) 7 > >r B nd,SJ6Jr2rrrrs@r0rrcs KKr2rc>\rSrSrSrSrS SjrSrSrSr Sr g ) risa+Class for embedding a local file link in an IPython session, based on path e.g. to embed a link that was generated in the IPython notebook as my/data.txt you would do:: local_file = FileLink("my/data.txt") display(local_file) or in the HTML notebook, just:: FileLink("my/data.txt") z#%sc[U5(a[SU-5e[U5UlX lX0lX@lg)a_ Parameters ---------- path : str path to the file or directory that should be formatted url_prefix : str prefix to be prepended to all files to form a working link [default: ''] result_html_prefix : str text to append to beginning to link [default: ''] result_html_suffix : str text to append at the end of link [default: '
'] zICannot display a directory using FileLink. Use FileLinks to display '%s'.N)r r$r path url_prefixresult_html_prefixresult_html_suffix)r,rrrrs r0r(FileLink.__init__sC$ ;;/1567 7TN $"4"4r2c SRUR[UR5/5nSRURUR U[URSS94-UR /5$)NrF)quote)rr html_escaperr html_link_strr)r,rNs r0 _format_pathFileLink._format_pathsk WWdoo{499'=> ?ww//**TYYe!DEF//12 2r2ct[UR5(dSUR-$UR5$)z!return html link to file zxPath (%s) doesn't exist. It may still be in the process of being generated, or you may have the incorrect path.)rrrrs r0rFileLink._repr_html_s<dii  &)- 2 3   ""r2c,[UR5$)z%return absolute path to file )rrrs r0__repr__FileLink.__repr__styy!!r2)rrrrN)rr
) rrrrrrr(rrrrrr2r0rrss- :M$&$* 542 #"r2rc`\rSrSrSrS SjrS SjrS SjrSSjrSr S r S r g)ria2Class for embedding local file links in an IPython session, based on path e.g. to embed links to files that were generated in the IPython notebook under ``my/data``, you would do:: local_files = FileLinks("my/data") display(local_files) or in the HTML notebook, just:: FileLinks("my/data") Nc "[U5(a[SU-5eX0lURS5nXlX lX@lXPlU=(d UR5Ul U=(d UR5Ul Xl g)a See :class:`FileLink` for the ``path``, ``url_prefix``, ``result_html_prefix`` and ``result_html_suffix`` parameters. included_suffixes : list Filename suffixes to include when formatting output [default: include all files] notebook_display_formatter : function Used to format links for display in the notebook. See discussion of formatter functions below. terminal_display_formatter : function Used to format links for display in the terminal. See discussion of formatter functions below. Formatter functions must be of the form:: f(dirname, fnames, included_suffixes) dirname : str The name of a directory fnames : list The files in that directory included_suffixes : list The file suffixes that should be included in the output (passing None meansto include all suffixes in the output in the built-in formatters) recursive : boolean Whether to recurse into subdirectories. Default is True. The function should return a list of lines that will be printed in the notebook (if passing notebook_display_formatter) or the terminal (if passing terminal_display_formatter). This function is iterated over for each directory in self.path. Default formatters are in place, can be passed here to support alternative formatting. zDCannot display a file using FileLinks. Use FileLink to display '%s'./N) rr$included_suffixesrstriprrrr_get_notebook_display_formatternotebook_display_formatter_get_terminal_display_formatterterminal_display_formatter recursive) r,rrrrrrrrs r0r(FileLinks.__init__s\ $<<.0456 6!2{{3 $"4"4( Q4+O+O+Q '( Q4+O+O+Q '#r2c$^^^^SUUUU4SjjnU$)agenerate built-in formatter function this is used to define both the notebook and terminal built-in formatters as they only differ by some wrapper text for each entry dirname_output_format: string to use for formatting directory names, dirname will be substituted for a single "%s" which must appear in this string fname_output_format: string to use for formatting file names, if a single "%s" appears in the string, fname will be substituted if two "%s" appear in the string, the path to fname will be substituted for the first and fname will be substituted for the second fp_format: string to use for formatting filepaths, must contain exactly two "%s" and the dirname will be substituted for the first and fname will be substituted for the second c>/n/nUHFn[[X55(dMUb[U5SU;dM5URU5 MH [ U5S:XaU$T U-nURU5 UH,nT X4-nT bT "U5nT Xu4-nURU5 M. 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