Python How to choose a random line from a text file Stack Overflow
Add a comment 6 def random line line num 0 selected line with open filename as f while 1 line f readline if not line break line num 1 if random uniform 0 line num 1 selected line line return selected line strip Although most of the approaches given here would work but they tend to load the whole file in the
Select random line in txt file with Python Stack Overflow, I want to use Python to output a random line from an external txt file In this txt file there are several sentences But each of them is in a different line My approach is to generate a random line number import random line random randint 1 max line max line stands for the number of lines in the txt file
Python How to make python program take a random line from a txt file
1 If your text file is not particularly large you can read the whole thing into memory and select a random one import random You can do this once in your program lines open filename read splitlines Whenever you need a new random line you do this randomline random choice lines Share Improve this answer
Pulling a random word or string from a line in a text file in Python , File handling in Python is really simple and easy to implement In order to pull a random word or string from a text file we will first open the file in read mode and then use the methods in Python s random module to pick a random word There are various ways to perform this operation
How to get a random line from a text file in Python CodeSpeedy
How to get a random line from a text file in Python CodeSpeedy, Python has a module that is the random module by using the random module to get a random line from the text file txt The following are constraints to get a random line The file path must be specified to open the file on the computer We must specify the mode of the file while the file is opening Importing Random Module
How To Read A Text File In Python ItsMyCode
Using Python to Read Random Line from File The Programming Expert
Using Python to Read Random Line from File The Programming Expert To read a random line from a file in Python you can use the Python random module with the read and splitlines functions import random with open example txt r as file lines file read splitlines print random choice lines When working with files the ability to easily extract different pieces of information can be very
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To choose a random line from a text file in Python you can use the random module along with the open function to read the file Here s an example code PY TOPICS Popular topics Python Using List Pandas String File Django Value of Dataframe Function Numpy Converters Module Modulation Object All topics How to choose a random line from a text file PythonHint. 0 Maybe you could try generating 10 random numbers from 0 to 300 using deleteLineNums random sample xrange len lines 10 and then delete from the lines array by making a copy with list comprehensions linesCopy line for idx line in enumerate lines if idx not in deleteLineNums lines linesCopy Linecache Random access to text lines The linecache module allows one to get any line from a Python source file while attempting to optimize internally using a cache the common case where many lines are read from a single file This is used by the traceback module to retrieve source lines for inclusion in the formatted traceback
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