ing use the
>> join()
>> method of a string using an empty string:print ''.join([str(s) for s in
>> y])However this is an unusual way to print this type of output,It would be
>> more normal to use a format string:print "Variable2: %f id greater than
>> Variable1: %f." % (var1,var2)This reduces the numbe
Re: [Tutor] The magic parentheses
Sunday, January 24, 2010 9:28 PM
From:
"David Hutto"
Add sender to Contacts
To:
"Alan Gauld"
--- On Sun, 1/24/10, Alan Gauld wrote:
> From: Alan Gauld
> Subject: Re: [Tutor] The magic parentheses
> To: tutor@python.org
> Date: Sunday, January 24, 2010, 8:06
I don't normally announce new toppics as I translate them to v3
however I've done quite a bit of rework/expansion to my OOP
topic, including adding some basic stuff about UML diagrams.
I'm interested in any feedback, especially whether the UML
helps or hinders understanding! And of course any e
"Lie Ryan" wrote
and used print, I thought they would be considered the same whether as
a variable, or as a direct line, guess not.
what is equivalent:
print (a, b, c)
and
x = a, b, c
print x
both construct a tuple and prints a,b,c as tuple
Not quite:
a = 1
b = 2
c = 3
x = a,b,c
print
On 01/24/10 19:17, David Hutto wrote:
> Thanks
> for the solutions and the quick responses. I just removed the variable
> and used print, I thought they would be considered the same whether as
> a variable, or as a direct line, guess not.
>
what is equivalent:
print (a, b, c)
and
x = a, b, c
pr
On Sun, Jan 24, 2010 at 12:08 PM, Alan Gauld wrote:
>
> "Hugo Arts" wrote
>
> print "this is {0}".format("formatted")
>>
>> this is formatted
>
> Caveat:
> this style only works in Python 3.0 upwards (or maybe in 2.6/2.7?)
It's in 2.6
http://docs.python.org/library/stdtypes.html#str.for
Thank you for the snippet and the insight.
Robert
-Original Message-
From: tutor-bounces+bermanrl=cfl.rr@python.org
[mailto:tutor-bounces+bermanrl=cfl.rr@python.org] On Behalf Of Alan
Gauld
Sent: Sunday, January 24, 2010 12:17 PM
To: tutor@python.org
Subject: Re: [Tutor] Is it py
"Robert Berman" wrote
def getuserinput():
while True:
s1 = raw_input('Enter fraction as N,D or 0,0 to exit>>')
delim = s1.find(',')
if delim < 0:
print 'invalid user input'
else:
n = int(s1[0:delim])
d = int(s1[delim+1::])
"Hugo Arts" wrote
print "this is {0}".format("formatted")
this is formatted
Caveat:
this style only works in Python 3.0 upwards (or maybe in 2.6/2.7?)
Alan G.
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If the input has more than one ',', e.g. '1,2,3'. You may like to use 'split'
function, and avoid find.
On 24-Jan-2010, at 9:43 PM, Robert Berman wrote:
> Good morning,
>
> Given the following code snippets:
>
> def getuserinput():
> while True:
> s1 = raw_input('Enter fraction a
Good morning,
Given the following code snippets:
def getuserinput():
while True:
s1 = raw_input('Enter fraction as N,D or 0,0 to exit>>')
delim = s1.find(',')
if delim < 0:
print 'invalid user input'
else:
n = int(s1[0:delim
@David,
Alan and rest have clarified your doubt I guess. However let me point you
towards some other mistakes.
def area1(radius):
area1r = 3.14159 * mainvar1**2
return area1r
print area1r
def area2(radius):
area2r = 3.14159 * mainvar2**2
return area2r
print area2r
Here y
Thanks
for the solutions and the quick responses. I just removed the variable
and used print, I thought they would be considered the same whether as
a variable, or as a direct line, guess not.
Thanks again,
David
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