I have the following DataFrame: play_id position frame x y 1 A_1 1 0.1 0.1 1 A_2 1 0.1 0.1 1 B_1 1 0.1 0.1 1 A_1 2 0.1 0.1 1 A_2 2 0.1 0.1 1 B_1 2 0.1 0.1 2 A_1 1 0.1 0.1 2 B_1 1 0.1 0.1 2 B_2 1 0.1 0.1 2 A_1 2 0.1 0.1
Tag: pandas
Counts for unique values in pandas
I want to find counts for unique values. Goal is to have df having df.a.value_counts().unique() in one column and in next column their counts. . . . . Goal Answer Apply value_counts once more:
Pandas fillna based on a condition
I’m still new to pandas, but I have a dataframe in the following format: and I’m trying to fill all NaN fields in the ‘d_header’ column using the following conditions: ‘d_header’ column should be set only for rows belonging to the same group the group should be determined b…
Pandas apply unique random number to nan else go to next row
I would like to apply a unique random number to ‘nan’ and keep the group code where group code exists. I’ve tried the following, but i cant seem to get the syntax right, what am i doing wrong. Answer Step 0:- Your Dataframe:- Step 1:- Firstly define a function:- Step 2:- Then just use apply(…
How can I get a specific value from a pandas DataFrame?
I have a .df that looks something like this(df = pandas.read_csv(main_db)): itemName itemBrand itemCode itemStock some name some brand a 6 digit number some low number even more names even more brands nore 6-digit numbers more stocks Looks like that but with actual names and brands. Now if I use result = df[d…
What is best way to loop through Pandas dataframe employing a sequentially counted value in each row where condition is true?
Business Problem: For each row in a Pandas data frame where condition is true, set value in a column. When successive rows meet condition, then increase the value by one. The end goal is to create a column containing integers (e.g., 1, 2, 3, 4, … , n) upon which a pivot table can be made. As a side note…
how to compare two columns and get the mean value of the the 3rd column for all matching items in the two in python pandas dataframe?
I have the following table named Rides : start_id end_id eta A B 5 B C 4 A C 6 A B 5 B A 3 C A 3 B C 6 C A 5 A B 8 From the Rides Table , I want to Create a new table which should look like something like below : start_id end_id
Unable to open pandas python package from Azure Data Studio, while configuring SQL Server 2019 Big Data Cluster
I’m working on setting up SQL Server 2019 Big Data Cluster. One of the initial steps is installing python package: panda. Post installation, when I try to import the package, I get the following exception in Azure Data Studio. import pandas ModuleNotFoundError: No module named ‘pandas’ I don…
Is it necessary to discard outliers before applying LSTM on time series
I am trying to detect anomalies on a time series that controls battery voltage output. I find that my original dataset has some outliers. In this case do I need to remove those points using InterQuartile Range (IQR) or Zscore? of course before using the LSTM keras model Answer Removing or not removing outlier…
Combination of pair elements within list in a list
I’m trying to obtain the combinations of each element in a list within a list. Given this case: my_list [[‘A’, ‘B’], [‘C’, ‘D’, ‘E’], [‘F’, ‘G’, ‘H’, ‘I’]] The output would be: 0 1 0 A B 1 C D 2 C…