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python pandas remove duplicate columns
... Lovely solution but on April 26, 2017 I got /usr/local/lib/python3.5/dist-packages/ipykernel_launcher.py:17: DeprecationWarning: 'pandas.core.common.array_equivalent' is deprecated and is no longer public API
– George Fisher
Apr 26 '17 at 12:35
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Remove an item from a dictionary when its key is unknown
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I believe dictionary comprehensions were added in Python 2.7.
– mithrandi
Mar 27 '11 at 5:58
2
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How to implement a binary tree?
... is the best data structure that can be used to implement a binary tree in Python?
18 Answers
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Unique fields that allow nulls in Django
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** edit 11/30/2015: In python 3, the module-global __metaclass__ variable is no longer supported.
Additionaly, as of Django 1.10 the SubfieldBase class was deprecated:
from the docs:
django.db.models.fields.subclassing.SubfieldBase has be...
Is it pythonic to import inside functions?
...rt doesn't bring in code, but brings in complex
data structures written in Python. It's kind of like a pickled piece of data
except we pickled it by hand.
This is also, more-or-less, at the top of a module
Here's what we do to make the code clearer:
Keep the modules short.
If I have all my i...
List of tuples to dictionary
Here's how I'm currently converting a list of tuples to dictionary in Python:
4 Answers
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
... php55 php56 none
postgresql postgresql94 postgresql93 postgresql94 none
python none python24 python25-apple python26-apple python27 python27-apple none
If you have both PHP55 and PHP56 installed (with many different extensions), you can swap between them with just one command. All...
How to output loop.counter in python jinja template?
...2fstackoverflow.com%2fquestions%2f12145434%2fhow-to-output-loop-counter-in-python-jinja-template%23new-answer', 'question_page');
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Post as a guest
Name
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How do I get Pyflakes to ignore a statement?
...deal with this, a workaround involves installing/using the package at pypi.python.org/pypi/flake8-respect-noqa
– Mark
Jan 18 '16 at 0:15
8
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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
I have a dataframe with repeat values in column A. I want to drop duplicates, keeping the row with the highest value in column B.
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