I’m currently learning spaCy, and I have an exercise on word and sentence embeddings. Sentences are stored in a pandas DataFrame columns, and, we’re requested to train a classifier based on the vector of these sentences. I have a dataframe that looks like this: Next, I apply an NLP function to the…
Tag: pandas
Data-frame columns into list of lists using Groupby
A data-frame and I want to transform it. The ideal result is something like: I tried: also: But not getting nearer. What’s the right way? Answer You can do: Output: If you want the list in the correct order, you would need to re-order your columns. For example: And you get:
Can I perform a left join/merge between two dataframes using regular expressions with pandas?
I am trying to perform a left merge using regular expressions in Python that can handle many-to-many relationships. Example: Answer You can use create a custom function to find all the matching indexes of both the data frames then extract those indexes and use pd.concat. Timeit results
Pandas: groupby().apply() custom function when groups variables aren’t the same length?
I have a large dataset of over 2M rows with the following structure: If I wanted to calculate the net debt for each person at each month I would do this: However the result is full of NA values, which I believe is a result of the dataframe not having the same amount of cash and debt variables for each
Why does read_csv skiprows value need to be lower than it should be in this case?
I have a log file (Text.TXT in this case): To read in this log file into pandas and ignore all the header info I would use skiprows up to line 16 like so: But this produces EmptyDataError as it is skipping past where the data is starting. To make this work I’ve had to use it on line 11: My
Convert np.nan to pd.NA
How can I convert np.nan into the new pd.NA format, given the pd.DataFrame comprises float? Making use of pd.convert_dtypes() doesn’t seem to work when df comprises float. This conversion is however working fine when df contains int. Answer From v1.2 this now works with floats by default and if you want…
how to get only specific values from dictionary using key in python
I have this kind of 50 dictionary means that I have over 50 kind of dictionary for different values. like symbol and other key value. I want to get only symbol and open values in a list. What I have tried: Here data is the dictionary as mentioned above. please help. here is an example of several dictionaries.…
Multiple Columns for HUE parameter in Seaborn violinplot
I am working with tips data set, and here is the head of data set. My code is I want a violinplot of day with total_bill in which hue is sex and smoker, but I can not find any option to set multiple values of hue. Is there any way? Answer You could use a seaborn.catplot in order to use
calling list() method over array of one element raises TypeError: iteration over a 0-d array
calling list() method over pandas dataframe single row raises an error. For example, Now, the below is fine but, raises: How to address this issue? Answer You can use pd.Series.tolist() here.
How to Access Private Github Repo File (.csv) in Python using Pandas or Requests
I had to switch my public Github repository to private and cannot access files, not with access tokens that I was able to with the public Github repo. I can access my private repo’s CSV with curl: ”’ curl -s https://{token}@raw.githubusercontent.com/username/repo/master/file.csv ”̵…