I have lists of phrases I would like to convert into columns in a dataframe to be used as inputs for a machine learning model. The code should find the unique phrases in all of the rows of data, create columns for the unique rows and indicate if the phrase is present in the row by showing a 1 if
Tag: pandas
compare unique values of column with corresponding another column values with in a list [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 2 years ago. Improve this question Hi all i have a data frame in unique_id column for all unique unique_id’s i need to ch…
pandas group by and fill in the missing time interval sequence
I have a data frame like as shown below What I would like to do is a) FIll in the missing time by generating a sequence number (ex:1,2,3,4) and copy the value (for all other columns) from the previous row I was trying something like below But this doesn’t help me get the expected output I expect my outp…
Multiple lines chart from dataframe with looping samples
I have a big dataframe which includes 30 samples, measured one every 6 sec over days. It looks something like this: DATE_TIME SAMPLE VALUE 2020-12-10 10:52:48 1 3.22 2020-12-10 10:52:54 2 2.93 2020-12-10 10:53:00 3 2.27 … … … 2020-12-10 16:27:13 1 1.66 2020-12-10 16:27:19 2 1.15 2020-12-10 1…
Python : get access to a column of a dataframe with multiindex
Let’s say that I have this dataframe with multi index : How do we get access to the data in the columns “Balance” or “Date”, I do not get why that does not work : or Answer You should use Index.get_level_values: You can pass labels : OR: Pass indices:
How to select specific rows in a dataframe, group them and find the sum using python?
Here is some example data: How can I create a new dataframe which groups the months into seasons and find the total sum of each season frequency, while the output is still a dataframe? I would like something like this: (Winter is where Month = 12, 1, 2)(Spring is where Month = 3, 4, 5)(etc….) I have tri…
How to check a value in which column in dataframe
I have a address table like this I need to extract the ID when I got a name. However, I don’t know the name is a City name or Area name. So I want to use conditional check the name in City or Area and then extract the ID I have tried this method, but it was not run for
How to add the name of the nearest point?
I have two data frames with coordinates of attractions and exists. I use this to get the distance to the nearest exit: I want to add a column with the name of this nearest exit. It has to look like: I will be grateful for any help! Answer Write this line at the end of for loop
Python. Pandas. Merge
I have written a code that merges File B into File A based on a column ‘Code’. Some of the values from File B, however, are generic (‘Color’) and I would need to do another merge with file C – but instead of creating a new column I would like to use the same column created during…
Pandas Style Bar converts my data into 6 decimals
when using pd.Style.Bar, pandas converts my data to 6 decimals. Can anybody help me ? Example : or even trying : Both give me the following output (with the column bars – sorry I can’t copy here) : Answer If you just want to ensure that the precision of a is 2, you could call pandas.io.formats.sty…