I want to be able to specify how many rows I want to keep and delete the rest, also preserving the header. I found some code which let’s you delete the first 5 rows but how can I make it do what I want? For example if I have this CSV I just want to specify a number to my
Tag: csv
How to take specific columns in pandas dataframe only if they exist (different CSVs)
I downloaded a bunch of football data from the internet in order to analyze it (around 30 CSV files). Each season’s game data is saved as a CSV file with different data columns. Some data columns are common to all files e.g. Home team, Away team, Full time result, ref name, etc… Earlier years CSV …
How to import csv format Adjacency Matrix hashtag network in CSV file?
My hashtag co-occurrence network is stored as an adjacency matrix in CSV format like this. Then I use this page as a reference Plot NetworkX Graph from Adjacency Matrix in CSV file I want to import this matrix into networkx and I tried this: But I only got this: How can I import my data correctly, I want to u…
XML file parsing with Python
I am having trouble parsing data in this manner for an XML file which is converted to a CSV: For the first column, I would like to get the general name tag (recordingSystem, Ports, etc) and concatenate it with the subNames in the row tags (closedFileCount, processedFileCount, etc) The tag where the subName is…
Adding a static header in a csv file to fill all rows with a word
I am collecting names and numbers and exporting it into a csv file. column A is = names column B is = numbers How can I get column c to fill all rows with “Phoenix” so that every column that has a name or number in it column c would say phoenix? Answer There is the columns c with phoenix.
Python Pandas – Read csv with commented header line
I want to read and process a csv file with pandas. The file (as seen below) contains multiple header lines which are indicated by a # tag. I can import that file easily by using However, I have a lot of such files with different header names and I don’t want to name them (Time Cd Cs …) manually. A…
Order CSV with two digit numbers
I’m trying to create a leaderboard for a game, where after the game has been played, the python script accesses a CSV file (not ordered) and prints out the top 5 people with the highest score. Python seems to do this fine with single-digit numbers, but I can’t get it to work with 2 digit numbers. …
Adding multi-line text to a single cell in a csv after _scraping_ a site
As the title suggests, I’m struggling to figure out how to make it so that a multiline block of text can fit in a single cell. As for some context to what I’m doing, I’m using Beautiful Soup to extract the mtDNA sequence along with other data on the site and put these values in a csv. I̵…
Write a CSV file asynchronously in Python
I am writing a CSV file with the following function: However, as there is no await allowed over writerows method, there are no rows being written into the CSV file. How to resolve this issue? Is there any workaround available? Thank you. Entire code can be found here. Answer In my opinion it’s better not to t…
Python Dictionary to Multiple CSV files
So I have a dictionary of 98 elements and I need to write each key:value to a CSV file. For example: {‘Group1′:values,’Group2’:values}, etc… So in this example I would need two (2) csv files: Group1_output.csv Group2_output.csv I am thinking I need a for loop but I am getting a l…