博文

[转载]Basic Concepts of Series and DataFrame in Pandas

2019-4-2 22:03

From:https://data36.com/pandas-tutorial-1-basics-reading-data-files-dataframes-data-selection/ https://www.geeksforgeeks.org/python-union-two-lists/ two types of data structures in pandas: Series and DataFrames (1) Series: a pandas S ...

个人分类: Python|1419 次阅读|没有评论

Python--sort numeric string

2017-12-13 08:33

If a list of numbers are stored in strings, please note that they are sorted as ASCAII. For example: aa = aa.sort() print aa The result is

个人分类: Python|1692 次阅读|没有评论

Python--Super usage

2017-12-13 08:26

I get some error that I can't figure out. Any clue what is wrong with my sample code? class B : def meth ( self , arg ): print arg class C ( B ): def meth ( self , arg ): & ...

个人分类: Python|1872 次阅读|没有评论

Pytorch--__init__, __call__ forward functions in a class

2017-11-9 07:25

The following is a segment of codes: ================================= from torch import nn class RNN(nn.Module): # nn.Module means the class of RNN extends the class of nn.Module def __init__(self, input_size, hidden_size, output_size): super(RN ...

个人分类: Python|3859 次阅读|没有评论

Pytorch--nested dictionary sorting

2017-11-9 00:56

My_dict = {'2007': {'4': feat11, '2': feat12, & ...

个人分类: Python|2101 次阅读|没有评论

new functions learned in python--Sep. 6, 2017

2017-9-7 09:24

1. img_path_lst = glob.glob(label_dir + '{}*.png'.format(pid)): Get the total paths of files named beginning with pid and ending with '.png'

个人分类: Python|1608 次阅读|没有评论

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