i have a panda dataframe as follows: I have removed the punctuations and removed the spaces between abbreviated letters: the output is (e.g ‘I called the cia’) what I would like to happen is however the following (‘I called the CIA’). so I essentially like the abbreviations to be upper…
Tag: pandas
How do I operate (subtract) a Series with a DataFrame for every column?
How do I operate on a DataFrame with a Series for every column? And for the reverse operation (Series – DataFrame)? I want s0-df. My first inelegants solutions: -df.sub(s0, axis=0) ou (-df).add(s0, axis=0) ! An another idea? Answer A new idea :
How can I show only some columns using Python Pandas?
I have tried the following code and it works however it shows excess columns that I don’t require. This is the output showing the extra columns: I have tried to add the following code in after sorting the vacancy values however it gives me an error: Answer City1 and City2 are in index since you applied …
Fill dataframe values per column, by row index, if position is present in range
I have a list of start and stop coordinates of ranges and would like to fill a pandas df according to their being present in a range. The numbers of rows are predetermined and filled with ‘0’. If for example a range is 1,3 for a column then rows (index) 1-3 would be filled with ‘1’. Th…
Remove unwanted str in Pandas dataframe
‘I am reading a csv file using panda read_csv which contains data, In the last column, I want to remove the Index, Step, data= and want to retain the hex value part. I have created a list with the unwanted values and used regex but nothing seem to work. Answer I suggest that you fix your code using The …
checking if it is a holiday based on date using holidays library -python
I have a dataset from the last 3 years, I would like to add a new column based on holidays. when I try this : I get the result now I wanted to create a new column in my existing dataset with true/false in case of holiday. I tried to use the below code snippet. The result I was expecting
Pandas: How do I re-name a multi-level indexed column or create a new column?
I am new to pandas. And really confused with working on a dataframe with multi-level index for columns. I want to re-name my level 2 column name by appending with the column.iloc: _0, _1, … add a new column New_Max which is the max value of the previous 2 columns. The level 0 & 1 name for New_Max is…
String modification and sampling change
i have this table: ID points values (x1;y1|x2;y2|x3;y3|x4;y4……….) 1 8 0,5;1|1;1,5|4;6|5;7|6;9|8;10|10;12|15;18 2 4 20;30|21;32|22;36|25;37 3 306 1;2|3;6|7;9|10;17|11;18|13;22|14;25|19;26|.. the points determine the number of points. It means for example – 306 (306 x points and 306 y po…
Get line count of a specific column and get the value of that specific column using row number [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 1 year ago. Improve this question python, pandas read from csv file. How do I get only TMI value from a specific row? I mean by…
Find ‘next’ non-null value in column
I am trying to create a new column which appends the row index of next non-null value next to the current non-null value using the following df as a starting point: The output would look like this: I have found a link that touches on the issue but I could not adapt to suit.. How can I get the index