Why empty string is on every string?
s.index(t) returns a value i such that s[i : i+len(t)] is equal to t
python
Modifying a list while iterating over it – why not?
Almost every tutorial and SO answer on this topic insists that you should never modify a list while iterating over it, but I can’t see why this is such a bad thing if the code is valid. For example: while len(mylist) > 0: print mylist.pop() Am I missing something? Answers: Thank you for visiting the … Read more
Cooldown For Command On Discord Bot Python
@client.command(pass_context = True) async def getalt(ctx): msg = ["<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="ccabadaebea5a9a0bbadbebea9a2fefcfcfc8caba1ada5a0e2afa3a1">[email protected]</a>:Cyber123", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="c4a8a1a5aaa0b6abb6adb2a1b6abb7f5f6f784a3a9a5ada8eaa7aba9">[email protected]</a>:culillo123", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="03626f6166706a3b436e706d2d606c6e">[email protected]</a>:Albakortoci1", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="0a6e78736e6f643c4a736b62656524696b">[email protected]</a>:toysale22", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="244a4d474c4845571414151414644349454d480a474b49">[email protected]</a>:nich918273645", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="24484b404152454a5241414a644349454d480a474b49">[email protected]</a>:Lodelode1", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="f89381949d9e919d949c91969fcac8c9c9b89f95999194d69b9795">[email protected]</a>:emolover123", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="493b3c2b2b3a3d7a2027092e24282025672a2624">[email protected]</a>:rube541632789mk", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="761c1705191810040f151d1b1718360f1b171f1a5815191b">[email protected]</a>:fryckman22", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="0a44636961596b736b3b4a62657e676b636624696567">[email protected]</a>:blackout541", "<a href="https://getridbug.com/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="2b4f4e5d42455a5e4a456b524a43444405484446">[email protected]</a>:ploopy101"] await client.send_message(ctx.message.author, random.choice(msg)) … Read more
Get the nth item of a generator in Python
Is there a more syntactically concise way of writing the following?
conda install python=3.6 UnsatisfiableError
I currently have Python 3.5.2 installed via Anaconda Continuum. I’m trying to upgrade to Python 3.6 but I’m getting the below error when I try to run conda install python=3.6:
Mapping columns from one dataframe to another to create a new column
i have a dataframe id store address 1 100 xyz 2 200 qwe 3 300 asd 4 400 zxc 5 500 bnm i have another dataframe df2 serialNo store_code warehouse 1 300 Land 2 500 Sea 3 100 Land 4 200 Sea 5 400 Land I want my final dataframe to look like: id store … Read more
Subtracting two lists in Python
In Python, How can one subtract two non-unique, unordered lists? Say we have a = [0,1,2,1,0] and b = [0, 1, 1] I’d like to do something like c = a - b and have c be [2, 0] or [0, 2] order doesn’t matter to me. This should throw an exception if a does not contain all elements in b.
Overriding append method after inheriting from a Python List
I want to create a list that can only accept certain types. As such, I’m trying to inherit from a list in Python, and overriding the append() method like so:
Is there any Python equivalent to partial classes?
Using “new” style classes (I’m in python 3.2) is there a way to split a class over multiple files? I’ve got a large class (which really should be a single class from an object-oriented design perspective, considering coupling, etc, but it’d be nice to split over a few files just for ease of editing the class.
What does the random.sample() method in Python do?
I want to know the use of random.sample() method and what does it give? When should it be used and some example usage.