Hi There,
I have the error below when trying to download the html content of a webpage. I
can open this webpage in a browser without any problem. I am using Ubuntu
14.04. Could you give me come clues about what is happening and how to solve
the issue? Thanks.
$python
Python 2.7.6 (default
On 05/04/2015 04:28 PM, Cecil Westerhof wrote:
Op Monday 4 May 2015 21:39 CEST schreef Ian Kelly:
On Mon, May 4, 2015 at 11:59 AM, Mark Lawrence wrote:
On 04/05/2015 16:20, Cecil Westerhof wrote:
Potential dangerous bug introduced by programming in Python as if
it was C/Java. :-( I used: ++
On 2015-05-04 21:57, Andrew Cooper wrote:
> On 04/05/2015 18:43, Ian Kelly wrote:
> >
> > Some other gotchas that aren't necessarily related to C/Java but
> > can be surprising nonetheless:
> >
> > *() is a zero-element tuple, and (a, b) is a two-element
> > tuple, but (a) is not a one-elemen
On 04/05/2015 16:20, Cecil Westerhof wrote:
Potential dangerous bug introduced by programming in Python as if it
was C/Java. :-(
I used:
++tries
that has to be:
tries += 1
I think I've come across that. It doesn't mind ++ so people are likely
to be assume that increment works as in o
On 4-5-2015 21:52, Cecil Westerhof wrote:
> But I keep getting the error. Only 2 lines earlier:
> >>> import urllib3.contrib.pyopenssl
> Traceback (most recent call last):
> File "", line 1, in
> File "/usr/lib/python3.4/site-packages/urllib3/contrib/pyopenssl.py",
> line 56,
On Mon, May 4, 2015, at 16:57, Andrew Cooper wrote:
> * {} is an empty set(), not dict().
You've got it backwards.
> Particularly subtle when combined with **kwargs
The function in your example below _always_ returns a set, and kwargs is
always a dict. There's no subtlety outside of the repr out
On 04/05/2015 18:43, Ian Kelly wrote:
>
> Some other gotchas that aren't necessarily related to C/Java but can
> be surprising nonetheless:
>
> *() is a zero-element tuple, and (a, b) is a two-element tuple,
> but (a) is not a one-element tuple. Tuples are created by commas, not
> parentheses
Op Monday 4 May 2015 21:48 CEST schreef Ian Kelly:
> On Mon, May 4, 2015 at 12:59 PM, Cecil Westerhof wrote:
>> I want to change an old Bash script to Python. When I look at:
>> https://docs.python.org/2/library/email-examples.html
>>
>> Then from and to have to be used two times? Why is that?
>
Using Python to update Twitter is reasonable straight forward.
I do:
from libturpial.api.coreimport Core
from libturpial.exceptions import StatusDuplicated
I fill an account_id and a message and I do:
Core().update_status(account_id, message)
And my message is posted.
It looks l
On 04/05/2015 09:58, Cecil Westerhof wrote:
But when I do:
import urllib3.contrib.pyopenssl
I get:
Traceback (most recent call last):
File "", line 1, in
File "/usr/lib/python3.4/site-packages/urllib3/contrib/pyopenssl.py", line 55,
in
import OpenSSL.SSL
Op Monday 4 May 2015 21:39 CEST schreef Ian Kelly:
> On Mon, May 4, 2015 at 11:59 AM, Mark Lawrence
> wrote:
>> On 04/05/2015 16:20, Cecil Westerhof wrote:
>>>
>>> Potential dangerous bug introduced by programming in Python as if
>>> it was C/Java. :-( I used: ++tries that has to be: tries += 1
Op Monday 4 May 2015 21:02 CEST schreef Irmen de Jong:
> On 4-5-2015 19:19, Cecil Westerhof wrote:
>
>> It looks like I am encircled by Gremlins:
> import urllib3.contrib.pyopenssl
>> Traceback (most recent call last): File "", line 1, in
>> File
>> "/usr/lib/python3.4/site-packages/urllib3/c
Op Monday 4 May 2015 20:04 CEST schreef Mark Lawrence:
> An alternative is to switch to Windows and do away with this archaic
> concept of users having to build code :)
Well, maybe I get rid of some problems. But the ones I get back …
--
Cecil Westerhof
Senior Software Engineer
LinkedIn: http:/
On 5/4/2015 1:43 PM, Ian Kelly wrote:
*() is a zero-element tuple, and (a, b) is a two-element tuple,
but (a) is not a one-element tuple. Tuples are created by commas, not
parentheses, so use (a,) instead.
Which means that a, and a,b (or a,b,) are 1 and 2 element tuples
respectively. Exce
On Mon, May 4, 2015 at 12:59 PM, Cecil Westerhof wrote:
> I want to change an old Bash script to Python. When I look at:
> https://docs.python.org/2/library/email-examples.html
>
> Then from and to have to be used two times? Why is that?
Once to construct the message headers, and once to inst
On Mon, May 4, 2015 at 11:59 AM, Mark Lawrence wrote:
> On 04/05/2015 16:20, Cecil Westerhof wrote:
>>
>> Potential dangerous bug introduced by programming in Python as if it
>> was C/Java. :-(
>> I used:
>> ++tries
>> that has to be:
>> tries += 1
>>
>> Are there other things I have to
I want to change an old Bash script to Python. When I look at:
https://docs.python.org/2/library/email-examples.html
Then from and to have to be used two times? Why is that?
--
Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof
--
https://mail.pytho
On 4-5-2015 19:19, Cecil Westerhof wrote:
> It looks like I am encircled by Gremlins:
> >>> import urllib3.contrib.pyopenssl
> Traceback (most recent call last):
> File "", line 1, in
> File "/usr/lib/python3.4/site-packages/urllib3/contrib/pyopenssl.py",
> line 58, in
>
Hi,
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On 04/05/2015 16:11, Cecil Westerhof wrote:
Op Monday 4 May 2015 16:18 CEST schreef Chris Angelico:
On Mon, May 4, 2015 at 11:13 PM, Cecil Westerhof wrote:
That gets installed. And then I get:
ImportError: No module named 'cryptography'
So I try to install that. This gives: Command /usr/bin/
On 04/05/2015 16:20, Cecil Westerhof wrote:
Potential dangerous bug introduced by programming in Python as if it
was C/Java. :-(
I used:
++tries
that has to be:
tries += 1
Are there other things I have to be careful on? That does not work as
in C/Java, but is correct syntax.
Not dan
On Tue, May 5, 2015 at 3:19 AM, Cecil Westerhof wrote:
> It looks like I am encircled by Gremlins:
> >>> import urllib3.contrib.pyopenssl
> Traceback (most recent call last):
> File "", line 1, in
> File "/usr/lib/python3.4/site-packages/urllib3/contrib/pyopenssl.py",
> line
Op Monday 4 May 2015 18:03 CEST schreef Chris Angelico:
> On Tue, May 5, 2015 at 1:11 AM, Cecil Westerhof wrote:
>> Now I get: c/../_cffi1/ffi_obj.c:489:5: error: ISO C90 forbids
>> mixed declarations and code [-Werror=declaration-after-statement]
>> PyObject *u = PyUnicode_DecodeLatin1(PyBytes_A
On Mon, May 4, 2015 at 9:20 AM, Cecil Westerhof wrote:
> Potential dangerous bug introduced by programming in Python as if it
> was C/Java. :-(
> I used:
> ++tries
> that has to be:
> tries += 1
>
> Are there other things I have to be careful on? That does not work as
> in C/Java, but is c
On Tue, May 5, 2015 at 3:32 AM, Irmen de Jong wrote:
> That is a broad question, but one thing that comes to mind is the current
> (python 3)
> behavior of integer division. It gives the exact result and doesn't truncate
> to integers:
>
>
5/4
> 1.25
Using the word "exact" around non-integ
On 5/4/2015 9:35 AM, Davide Mancusi wrote:
I believe this is a bug.
I'm not sure it is, actually; imagine the text is coming in one
character at a time (eg from a pipe), and it's seen "alpha\r". It
knows that this is a line, so it emits it; but until the next
character is read, it can't know wh
On 4-5-2015 17:20, Cecil Westerhof wrote:
> Potential dangerous bug introduced by programming in Python as if it
> was C/Java. :-(
> I used:
> ++tries
> that has to be:
> tries += 1
>
> Are there other things I have to be careful on? That does not work as
> in C/Java, but is correct syntax
On 05/04/2015 08:20 AM, Cecil Westerhof wrote:
Potential dangerous bug introduced by programming in Python as if it
was C/Java. :-(
I used:
++tries
that has to be:
tries += 1
Are there other things I have to be careful on? That does not work as
in C/Java, but is correct syntax.
One
On Tue, May 5, 2015 at 1:11 AM, Cecil Westerhof wrote:
> Now I get:
> c/../_cffi1/ffi_obj.c:489:5: error: ISO C90 forbids mixed declarations
> and code [-Werror=declaration-after-statement]
> PyObject *u = PyUnicode_DecodeLatin1(PyBytes_AS_STRING(res),
> ^
> cc1: some wa
Op Monday 4 May 2015 16:18 CEST schreef Chris Angelico:
> On Mon, May 4, 2015 at 11:13 PM, Cecil Westerhof wrote:
>> That gets installed. And then I get:
>> ImportError: No module named 'cryptography'
>>
>> So I try to install that. This gives: Command /usr/bin/python3 -c
>> "import setuptools,
>
Potential dangerous bug introduced by programming in Python as if it
was C/Java. :-(
I used:
++tries
that has to be:
tries += 1
Are there other things I have to be careful on? That does not work as
in C/Java, but is correct syntax.
--
Cecil Westerhof
Senior Software Engineer
LinkedIn: ht
On Mon, May 4, 2015 at 9:17 AM, Peter Otten <__pete...@web.de> wrote:
> OK, you convinced me. Then I tried:
>
with open("tmp.txt", "wb") as f: f.write("0\r\n3\r5\n7")
> ...
assert len(open("tmp.txt", "rb").read()) == 8
f = open("tmp.txt", "rU")
f.readline()
> '0\n'
f.newlin
On Tue, May 5, 2015 at 1:17 AM, Peter Otten <__pete...@web.de> wrote:
> OK, you convinced me. Then I tried:
>
with open("tmp.txt", "wb") as f: f.write("0\r\n3\r5\n7")
> ...
assert len(open("tmp.txt", "rb").read()) == 8
f = open("tmp.txt", "rU")
f.readline()
> '0\n'
f.newlin
Chris Angelico wrote:
> On Mon, May 4, 2015 at 10:01 PM, Peter Otten <__pete...@web.de> wrote:
>> I tried:
>>
> with open("tmp.txt", "wb") as f: f.write("alpha\r\nbeta\rgamma\n")
>> ...
> f = open("tmp.txt", "rU")
> f.newlines
> f.readline()
>> 'alpha\n'
> f.newlines
>> # expec
I had the same problem just now
Sent from my iPhone
> On May 3, 2015, at 11:00 AM, Terry Reedy wrote:
>
>> On 5/3/2015 12:01 PM, Ankur Gupta wrote:
>> Hey Guys,
>>
>> Just like to draw attention to ImportPython a weekly Python
>> newsletter. This is the 30th issue of the newsletter
>> http://i
On Mon, May 4, 2015 at 11:13 PM, Cecil Westerhof wrote:
> That gets installed. And then I get:
> ImportError: No module named 'cryptography'
>
> So I try to install that. This gives:
> Command /usr/bin/python3 -c "import setuptools,
> tokenize;__file__='/tmp/pip_build_root/cryptography/se
Op Monday 4 May 2015 14:07 CEST schreef Chris Angelico:
> On Mon, May 4, 2015 at 9:31 PM, Cecil Westerhof wrote:
>> While copying pasting code to test, the following works: [chomp]
>> But first I used: with NamedTemporaryFile(mode = 'w', prefix = file
>> + '_', dir = filepath, delete = False) as
Op Monday 4 May 2015 14:14 CEST schreef Chris Angelico:
> On Mon, May 4, 2015 at 9:32 PM, Cecil Westerhof wrote:
>>> Does 'pip3 install -U pyOpenSSL' work?
>> Not really, because that gives: Requirement already up-to-date:
>> pyOpenSSL in /usr/lib64/python3.4/site-packages Cleaning up...
>
> I do
>> I believe this is a bug.
>
> I'm not sure it is, actually; imagine the text is coming in one
> character at a time (eg from a pipe), and it's seen "alpha\r". It
> knows that this is a line, so it emits it; but until the next
> character is read, it can't know whether it's going to be \r or \r\n.
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On Mon, May 4, 2015 at 9:32 PM, Cecil Westerhof wrote:
>> Does 'pip3 install -U pyOpenSSL' work?
> Not really, because that gives:
> Requirement already up-to-date: pyOpenSSL in
> /usr/lib64/python3.4/site-packages
> Cleaning up...
I don't know why it wasn't automatically installed, but
On Mon, May 4, 2015 at 10:01 PM, Peter Otten <__pete...@web.de> wrote:
> I tried:
>
with open("tmp.txt", "wb") as f: f.write("alpha\r\nbeta\rgamma\n")
> ...
f = open("tmp.txt", "rU")
f.newlines
f.readline()
> 'alpha\n'
f.newlines
> # expected: '\r\n'
f.readline()
> 'be
On Mon, May 4, 2015 at 9:31 PM, Cecil Westerhof wrote:
> While copying pasting code to test, the following works:
> [chomp]
> But first I used:
> with NamedTemporaryFile(mode = 'w', prefix = file + '_', dir = filepath,
> delete = False) as tf:
> tempfile = tf.name
> with open(
Op Monday 4 May 2015 12:10 CEST schreef Chris Angelico:
> On Mon, May 4, 2015 at 6:58 PM, Cecil Westerhof wrote:
>> When I then give: pip3 install -U OpenSSL It goes wrong: Could not
>> fetch URL https://pypi.python.org/simple/OpenSSL/: 404 Client
>> Error: Not Found
>>
>> I checked and even
>> h
are...@gmail.com wrote:
> Hi all,
>
> I have a text file with Windows-style line terminators (\r\n) which I open
> in universal newlines mode (Python 2.7). I would expect the newlines
> attribute to be set after the first call to the readline() method, but
> apparently this is not the case:
>
>>
While copying pasting code to test, the following works:
from itertools import islice
from os import rename
from os.pathimport expanduser, split
from tempfile import NamedTemporaryFile
real_file = (expanduser('~/Twitter/testing.txt'))
(filepath,
file)
On Mon, May 4, 2015 at 6:58 PM, Cecil Westerhof wrote:
> When I then give:
> pip3 install -U OpenSSL
> It goes wrong:
> Could not fetch URL https://pypi.python.org/simple/OpenSSL/: 404 Client
> Error: Not Found
>
> I checked and even
> https://pypi.python.org/simple/
> does not exist.
Hi all,
I have a text file with Windows-style line terminators (\r\n) which I open in
universal newlines mode (Python 2.7). I would expect the newlines attribute to
be set after the first call to the readline() method, but apparently this is
not the case:
>>> f=open('test_crlf', 'rU')
>>> f.ne
But when I do:
import urllib3.contrib.pyopenssl
I get:
Traceback (most recent call last):
File "", line 1, in
File "/usr/lib/python3.4/site-packages/urllib3/contrib/pyopenssl.py",
line 55, in
import OpenSSL.SSL
File "/usr/lib64/python3.4/site-packages/OpenSSL/__
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