Calysto / metakernel / 651

pending completion

Build # 651

Build Type

Pull #117

travis-ci

Committed by

web-flow

Commit Message

Reinstate some of the expect tests

Pull Request Pull Request #117: Use pexpect and clean up handling of replwrap

Run Details

44 of 44 new or added lines in 6 files covered. (100.0%)

2626 of 3461 relevant lines covered (75.87%)

0.76 hits per line

Source File
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70.21

/metakernel/magics/download_magic.py

# Copyright (c) Metakernel Development Team.
# Distributed under the terms of the Modified BSD License.


from metakernel import Magic, option
import urllib
try:
    import urlparse
except ImportError:
    from urllib import parse as urlparse
import os

try:
    urllib.URLopener
    def download(url, filename):
        opener = urllib.URLopener()
        opener.retrieve(url, filename)
except: # python3
    import urllib.request
    def download(url, filename):
        g = urllib.request.urlopen(url)
        with open(filename, 'wb') as f:
            f.write(g.read())        

class DownloadMagic(Magic):

    @option(
        '-f', '--filename', action='store', default=None,
        help='use the provided name as filename'
    )
    def line_download(self, url, filename=None):
        """
        %download URL [-f FILENAME] - download file from URL

        This line magic will download and save a file. By
        default it will use the same filename as the URL.
        You can give it another name using -f.

        Examples:
            %%download http://some/file/from/internet.txt -f myfile.txt
            %%download http://some/file/from/program.ss

        """
        if filename is None:
            parts = urlparse.urlsplit(url)
            #('http', 'example.com', '/somefile.zip', '', '')
            path = parts[2]
            filename = os.path.basename(path)
            if filename != '':
                basename, extname = os.path.splitext(filename)
                if extname == '':
                    filename += ".html"
                filename = filename.replace("~", "")
                filename = filename.replace("%20", "_")
            else:
                filename = "output.html"
        try:
            download(url, filename)
            self.kernel.Print("Downloaded '%s'." % filename)
        except Exception as e:
            self.kernel.Error(str(e))


def register_magics(kernel):
    kernel.register_magics(DownloadMagic)

def register_ipython_magics():
    from metakernel import IPythonKernel
    from IPython.core.magic import register_line_magic
    kernel = IPythonKernel()
    magic = DownloadMagic(kernel)
    # Make magics callable:
    kernel.line_magics["download"] = magic

    @register_line_magic
    def download(line):
        kernel.call_magic("%download " + line)

1	# Copyright (c) Metakernel Development Team.
2	# Distributed under the terms of the Modified BSD License.
3
4
5	from metakernel import Magic, option	1✔
6	import urllib	1✔
7	try:	1✔
8	import urlparse	1✔
9	except ImportError:	1✔
10	from urllib import parse as urlparse	1✔
11	import os	1✔
12
13	try:	1✔
14	urllib.URLopener	1✔
15	def download(url, filename):	×
16	opener = urllib.URLopener()	×
17	opener.retrieve(url, filename)	×
18	except: # python3	1✔
19	import urllib.request	1✔
20	def download(url, filename):	1✔
21	g = urllib.request.urlopen(url)	1✔
22	with open(filename, 'wb') as f:	1✔
23	f.write(g.read())	1✔
24
25	class DownloadMagic(Magic):	1✔
26
27	@option(	1✔
28	'-f', '--filename', action='store', default=None,
29	help='use the provided name as filename'
30	)
31	def line_download(self, url, filename=None):	1✔
32	"""
33	%download URL [-f FILENAME] - download file from URL
34
35	This line magic will download and save a file. By
36	default it will use the same filename as the URL.
37	You can give it another name using -f.
38
39	Examples:
40	%%download http://some/file/from/internet.txt -f myfile.txt
41	%%download http://some/file/from/program.ss
42
43	"""
44	if filename is None:	1✔
45	parts = urlparse.urlsplit(url)	1✔
46	#('http', 'example.com', '/somefile.zip', '', '')
47	path = parts[2]	1✔
48	filename = os.path.basename(path)	1✔
49	if filename != '':	1✔
50	basename, extname = os.path.splitext(filename)	1✔
51	if extname == '':	1✔
52	filename += ".html"	×
53	filename = filename.replace("~", "")	1✔
54	filename = filename.replace("%20", "_")	1✔
55	else:
56	filename = "output.html"	×
57	try:	1✔
58	download(url, filename)	1✔
59	self.kernel.Print("Downloaded '%s'." % filename)	1✔
60	except Exception as e:	×
61	self.kernel.Error(str(e))	×
62
63
64	def register_magics(kernel):	1✔
65	kernel.register_magics(DownloadMagic)	1✔
66
67	def register_ipython_magics():	1✔
68	from metakernel import IPythonKernel	×
69	from IPython.core.magic import register_line_magic	×
70	kernel = IPythonKernel()	×
71	magic = DownloadMagic(kernel)	×
72	# Make magics callable:
73	kernel.line_magics["download"] = magic	×
74
75	@register_line_magic	×
76	def download(line):
77	kernel.call_magic("%download " + line)	×

Calysto / metakernel / 651

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