Real-time streaming support, version bump · thybu-github/plotly.py@39626f7 · GitHub

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Commit 39626f7

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chriddyp

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Real-time streaming support, version bump

1 parent 2034f25 commit 39626f7
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5 files changed

+64-7Lines changed: 64 additions & 7 deletions

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• plotly
  • __init__.py
  • plotly.py
  • version.py
• setup.py

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‎.gitignore‎

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+4Lines changed: 4 additions & 0 deletions

Original file line number	Diff line number	Diff line change
@@ -7,3 +7,7 @@
7	7	Untitled0.ipynb
8	8
9	9	*.ipynb
	10	+
	11	+ build
	12	+
	13	+ dist

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‎plotly/__init__.py‎

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+2-1Lines changed: 2 additions & 1 deletion

Original file line number	Diff line number	Diff line change
@@ -2,4 +2,5 @@
2	2	from .plotly import signup
3	3	from .plotly import display
4	4	from .plotly import embed
5		- from .plotly import plotly
	5	+ from .plotly import plotly
	6	+ from .plotly import stream

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‎plotly/plotly.py‎

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+49Lines changed: 49 additions & 0 deletions

Original file line number	Diff line number	Diff line change
@@ -1,6 +1,7 @@
1	1	import requests
2	2	import json
3	3	import warnings
	4	+ import httplib
4	5
5	6	from .version import __version__
6	7
@@ -250,5 +251,53 @@ def __makecall(self, args, un, key, origin, kwargs):
250	251
251	252	return r
252	253
	254	+ class stream:
	255	+ def __init__(self, token):
	256	+ ''' plotly stream constructor
	257	+ token found at https://plot.ly/settings
	258	+ '''
	259	+ self.token = token
	260	+ self.connected = False
	261	+
	262	+ def init(self):
	263	+ ''' Initialize a streaming connection to plotly
	264	+ '''
	265	+ self.conn = httplib.HTTPConnection('stream.plot.ly', 80)
	266	+ self.conn.putrequest('POST', '/')
	267	+ self.conn.putheader('Host', 'stream.plot.ly')
	268	+ self.conn.putheader('User-Agent', 'Python-Plotly')
	269	+ self.conn.putheader('Transfer-Encoding', 'chunked')
	270	+ self.conn.putheader('Connection', 'close')
	271	+ self.conn.putheader('plotly-streamtoken', self.token)
	272	+ self.conn.endheaders()
	273	+ self.connected=True
	274	+
	275	+ def write(self, data):
	276	+ ''' Write data to plotly's streaming servers
253	277
	278	+ data is a plotly formatted data dict
	279	+ with data keys 'x', 'y', 'text', 'z', 'marker', 'line'
	280	+ 'x', 'y', 'text', and 'z' can have values of strings, numbers, or lists
	281	+ 'marker', and 'line' have dicts as values with keys 'size', 'color', 'symbol'
254	282
	283	+ Examples:
	284	+ {'x': 1, 'y': 2}
	285	+ {'x': [1, 2, 3], 'y': [10, 20, 30]}
	286	+ {'x': 1, 'y': 3, 'text': 'hover text'}
	287	+ {'x': 1, 'y': 3, 'marker': {'color': 'blue'}}
	288	+ {'z': [[1,2,3], [4,5,6]]}
	289	+ '''
	290	+ if not self.connected:
	291	+ self.init()
	292	+ # plotly's streaming API takes new-line separated json objects
	293	+ msg = json.dumps(data)+'\n'
	294	+ msglen = format(len(msg), 'x')
	295	+ # chunked encoding requests contain the messege length in hex, \r\n, and then the message
	296	+ self.conn.send('{msglen}\r\n{msg}\r\n'.format(msglen=msglen, msg=msg))
	297	+
	298	+ def close(self):
	299	+ ''' Close connection to plotly's streaming servers
	300	+ '''
	301	+ self.conn.send('0\r\n\r\n')
	302	+ self.conn.close()
	303	+ self.connected=False

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‎plotly/version.py‎

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+1-1Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
@@ -1 +1 @@
1		- __version__ = '0.5.10'
	1	+ __version__ = '0.5.11'

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‎setup.py‎

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+8-5Lines changed: 8 additions & 5 deletions

Original file line number	Diff line number	Diff line change
@@ -1,23 +1,26 @@
1	1	from setuptools import setup
2	2	exec(open('plotly/version.py').read())
	3	+
3	4	def readme():
4	5	with open('README.txt') as f:
5	6	return f.read()
6	7
7	8	setup(name='plotly',
8	9	version=__version__,
	10	+ use_2to3=True,
9	11	author='Chris P',
10	12	author_email='chris@plot.ly',
11	13	maintainer='Chris P',
12	14	maintainer_email='chris@plot.ly',
13	15	url='https://plot.ly/api/python',
14	16	description='Python plotting library for collaborative, interactive, web-based, publication-quality graphs.',
15	17	long_description=readme(),
16		- classifiers=['Development Status :: 4 - Beta',
17		- 'Programming Language :: Python :: 2.7',
18		- 'Programming Language :: Python :: 3.3',
19		- 'Topic :: Scientific/Engineering :: Visualization',
20		- ],
	18	+ classifiers=[
	19	+ 'Development Status :: 4 - Beta',
	20	+ 'Programming Language :: Python :: 2.7',
	21	+ 'Programming Language :: Python :: 3.3',
	22	+ 'Topic :: Scientific/Engineering :: Visualization',
	23	+ ],
21	24	license='MIT',
22	25	packages=['plotly'],
23	26	install_requires=[

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