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doc/gallery/multiple-outputs.ipynb.
Interactive online version:
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Choosing from Multiple Outputs¶
By default, the last output of the selected cell is used as a thumbnail. If that’s what you want, you can simply use the nbsphinx-thumbnail cell tag.
If you want to specify one of multiple outputs, you can add a (zero-based) "output-index"
to your "nbsphinx-thumbnail"
cell metadata.
The following cell has this metadata, selecting the third output to be used as thumbnail in the gallery.
{
"nbsphinx-thumbnail": {
"output-index": 2
}
}
[1]:
from IPython.display import Image
display(Image(url='https://jupyter.org/assets/nav_logo.svg'))
print('Hello!')
display(Image(filename='../images/notebook_icon.png'))
display(Image(url='https://www.python.org/static/img/python-logo-large.png', embed=True))
Hello!

---------------------------------------------------------------------------
gaierror Traceback (most recent call last)
/usr/lib64/python3.10/urllib/request.py in do_open(self, http_class, req, **http_conn_args)
1347 try:
-> 1348 h.request(req.get_method(), req.selector, req.data, headers,
1349 encode_chunked=req.has_header('Transfer-encoding'))
/usr/lib64/python3.10/http/client.py in request(self, method, url, body, headers, encode_chunked)
1275 """Send a complete request to the server."""
-> 1276 self._send_request(method, url, body, headers, encode_chunked)
1277
/usr/lib64/python3.10/http/client.py in _send_request(self, method, url, body, headers, encode_chunked)
1321 body = _encode(body, 'body')
-> 1322 self.endheaders(body, encode_chunked=encode_chunked)
1323
/usr/lib64/python3.10/http/client.py in endheaders(self, message_body, encode_chunked)
1270 raise CannotSendHeader()
-> 1271 self._send_output(message_body, encode_chunked=encode_chunked)
1272
/usr/lib64/python3.10/http/client.py in _send_output(self, message_body, encode_chunked)
1030 del self._buffer[:]
-> 1031 self.send(msg)
1032
/usr/lib64/python3.10/http/client.py in send(self, data)
968 if self.auto_open:
--> 969 self.connect()
970 else:
/usr/lib64/python3.10/http/client.py in connect(self)
1440
-> 1441 super().connect()
1442
/usr/lib64/python3.10/http/client.py in connect(self)
939 sys.audit("http.client.connect", self, self.host, self.port)
--> 940 self.sock = self._create_connection(
941 (self.host,self.port), self.timeout, self.source_address)
/usr/lib64/python3.10/socket.py in create_connection(address, timeout, source_address)
822 err = None
--> 823 for res in getaddrinfo(host, port, 0, SOCK_STREAM):
824 af, socktype, proto, canonname, sa = res
/usr/lib64/python3.10/socket.py in getaddrinfo(host, port, family, type, proto, flags)
953 addrlist = []
--> 954 for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
955 af, socktype, proto, canonname, sa = res
gaierror: [Errno -3] Temporary failure in name resolution
During handling of the above exception, another exception occurred:
URLError Traceback (most recent call last)
<ipython-input-1-913573d65a6a> in <module>
4 print('Hello!')
5 display(Image(filename='../images/notebook_icon.png'))
----> 6 display(Image(url='https://www.python.org/static/img/python-logo-large.png', embed=True))
/usr/lib/python3.10/site-packages/IPython/core/display.py in __init__(self, data, url, filename, format, embed, width, height, retina, unconfined, metadata)
1229 self.retina = retina
1230 self.unconfined = unconfined
-> 1231 super(Image, self).__init__(data=data, url=url, filename=filename,
1232 metadata=metadata)
1233
/usr/lib/python3.10/site-packages/IPython/core/display.py in __init__(self, data, url, filename, metadata)
635 self.metadata = {}
636
--> 637 self.reload()
638 self._check_data()
639
/usr/lib/python3.10/site-packages/IPython/core/display.py in reload(self)
1261 """Reload the raw data from file or URL."""
1262 if self.embed:
-> 1263 super(Image,self).reload()
1264 if self.retina:
1265 self._retina_shape()
/usr/lib/python3.10/site-packages/IPython/core/display.py in reload(self)
665 # Deferred import
666 from urllib.request import urlopen
--> 667 response = urlopen(self.url)
668 data = response.read()
669 # extract encoding from header, if there is one:
/usr/lib64/python3.10/urllib/request.py in urlopen(url, data, timeout, cafile, capath, cadefault, context)
214 else:
215 opener = _opener
--> 216 return opener.open(url, data, timeout)
217
218 def install_opener(opener):
/usr/lib64/python3.10/urllib/request.py in open(self, fullurl, data, timeout)
517
518 sys.audit('urllib.Request', req.full_url, req.data, req.headers, req.get_method())
--> 519 response = self._open(req, data)
520
521 # post-process response
/usr/lib64/python3.10/urllib/request.py in _open(self, req, data)
534
535 protocol = req.type
--> 536 result = self._call_chain(self.handle_open, protocol, protocol +
537 '_open', req)
538 if result:
/usr/lib64/python3.10/urllib/request.py in _call_chain(self, chain, kind, meth_name, *args)
494 for handler in handlers:
495 func = getattr(handler, meth_name)
--> 496 result = func(*args)
497 if result is not None:
498 return result
/usr/lib64/python3.10/urllib/request.py in https_open(self, req)
1389
1390 def https_open(self, req):
-> 1391 return self.do_open(http.client.HTTPSConnection, req,
1392 context=self._context, check_hostname=self._check_hostname)
1393
/usr/lib64/python3.10/urllib/request.py in do_open(self, http_class, req, **http_conn_args)
1349 encode_chunked=req.has_header('Transfer-encoding'))
1350 except OSError as err: # timeout error
-> 1351 raise URLError(err)
1352 r = h.getresponse()
1353 except:
URLError: <urlopen error [Errno -3] Temporary failure in name resolution>