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String formatting named parameters?
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In Python 2.6+ and Python 3, you might choose to use the newer string formatting method.
print('<a href="{0}">{0}</a>'.format(my_url))
which saves you from repeating the argument, or
print('<a href="{url}">...
Does “\d” in regex mean a digit?
...d matches a digit satisfying what kind of requirement? I am talking about Python style regex.
6 Answers
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Is there a way to detach matplotlib plots so that the computation can continue?
After these instructions in the Python interpreter one gets a window with a plot:
19 Answers
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JSON serialization of Google App Engine models
...r strings and integers for me so far: developers.google.com/appengine/docs/python/datastore/… So I'm not sure you need to reinvent the wheel to serialize to json: json.dumps(db.to_dict(Photo))
– gentimouton
Jul 5 '12 at 22:49
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Find which version of package is installed with pip
...w Jinja2
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Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | grep Jinja2
Jinja2==2.7.3
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Display back button on action bar
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Make sure you set the parent activity in AndroidMenifest.xml for R.id.home button to work.
– Leap Hawk
Oct 26 '16 at 14:32
add a comment
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Multiple linear regression in Python
I can't seem to find any python libraries that do multiple regression. The only things I find only do simple regression. I need to regress my dependent variable (y) against several independent variables (x1, x2, x3, etc.).
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Element-wise addition of 2 lists?
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What Python version did you use for those timings?
– arshajii
Sep 16 '13 at 0:20
9
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Event system in Python
What event system for Python do you use? I'm already aware of pydispatcher , but I was wondering what else can be found, or is commonly used?
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How do I design a class in Python?
...llowing advices (similar to @S.Lott's advice) are from the book, Beginning Python: From Novice to Professional
Write down a description of your problem (what should the problem do?). Underline all the nouns, verbs, and adjectives.
Go through the nouns, looking for potential classes.
Go th...