Category "dataframe"

How to exclude weekends and holidays from finding the difference between two dates in python

I need to find the difference between 2 dates where certain end dates are blank. I am need to exclude the weekends, as well as the holidays when calculating the

How to return the range of values shared between two data frames in R?

I have several data frames that have the same columns names, and ID , the following to are the start from and end to of a range and group label from each of the

How to plot multiple chart on one figure and combine with another?

# Create an axes object axes = plt.gca() # pass the axes object to plot function df.plot(kind='line', x='鄉鎮別', y='男', ax=axes,figs

How to plot multiple chart on one figure and combine with another?

# Create an axes object axes = plt.gca() # pass the axes object to plot function df.plot(kind='line', x='鄉鎮別', y='男', ax=axes,figs

How to plot multiple chart on one figure and combine with another?

# Create an axes object axes = plt.gca() # pass the axes object to plot function df.plot(kind='line', x='鄉鎮別', y='男', ax=axes,figs

How to make a loop of random column combinations without repeating the combination in pandas dataframe?

I have a pandas dataframe that has 4 columns (A,B,D,E,F,G). I want to randomize each combination into 4 combinations (e.g. ABDE, ADEF, AEFG). And then add the c

How to save the Pandas dataframe from pd.crosstab as a figure (with render_mpl_table)?

I'm trying to save output from crosstab as an image. I found a great solution here How to save the Pandas dataframe/series data as a figure?. However, I am not

Extracting specific number of rows from dataframe

I have a csv file having two columns i.e. imagename and ID. There are multiple image names for same ID as shown in picture. Number of image names against id is

Importing a data frame from CSV file using Pandas with column name having spaces

I am trying to import a data frame from a .csv file which contains Per Capita Income. Moreover, in the above mentioned file the column name is Per Capita Income

How to plot Dataframe for many rows?

I have a dataset where each row plots an ECG, with 50k rows, 181 columns and has 4 classes, represented in the last column (0, 1, 2, 3). So, I need to "convert"

Dataframe new columns to tell if the row contains column's header text

2 columns dataframe as the first screenshot. I want to add new columns (by the contents in the Note column from the original dataframe) to tell if the Note colu

R Dataframe Filter Values

I have a dataframe looks like below: Place Time1 Time2 Time3 Time4 Time5 Time6 Time7 Time8 Time9 ... CA 0.2 0.3 0.1 0.

Code acting differently inside of a function in R

i've got this set of code here in R that seperates a dataframe containing tweets by their day posted. I'm finding a weird interaction where, if i was to run the

Generate multiple new pandas dataframes using lists and for loops

I have the following dataframe: import pandas as pd import numpy as np from numpy import rec, nan df1=pd.DataFrame.from_records(rec.array([(202001L, 2020L, 'app

DataFrame is highly fragmented

I have the following code, but when I run it I receive the error: PerformanceWarning: DataFrame is highly fragmented. This is usually the result of calling fra

Python Bytes & Lists & Encryption

I'm using Fernet to encrypt my data with this implementation. Let's assume that I have these three data: data = [fernet.encrypt("Hello".encode()), fernet.encryp

Python: How do I save scholarly.search_pubs() result as a dataframe?

I used the following code to find an article using the scholarly.search_pubs() function: search_query = scholarly.search_pubs('A Bayesian Analysis of the Style

Iterating over a dataframe twice: which is the ideal way?

I am trying to create a dataframe for Sankey chart in Power BI which needs source and destination like this. id Source Destination 1 Starting a next point b 1

Read many parquet files from S3 to pandas dataframe

I've been researching this topic for a few days now and have yet to come up with a working solution. Apologies if this question is repetitive (although I have c

Error in creating dynamic columns from existing column having nested list of lists

I want to create two column from an existing column which contains nested list of list as values. Rows of record consisting of 3 companies participant and their