Python and find files

Java Library Functions. Basics Of Digital Components. Types of Computer Networks. Classical Synchronization Problem. What are Semaphores? We know how to find files and do operations on that file using the file handling methods. But when we need to do certain operations on a file with a specific file extension like. PNG ,. JPG , or. As we all know there are several methods to find the files, but in this tutorial, we will learn to find the files with certain extensions using the endswith function, comprehension method, and the several methods present in the os module and glob module.

The endswith is an in-built function that returns True in this case, if the string ends with a particular specified suffix; else it will return F alse. The glob. The below example shows how to find files in the directory using the listdir function.

The below example shows how to find files in the directory with certain extension using the listdir function and the endswith function. Files with extension. The below example shows how to find files in the directory with a certain extension using the listdir function and the endswith function with the comprehension method.

The below example shows how to find files in the directory with a certain extension using the glob and os module. In this tutorial, we learned how to find the files with specified extensions using the python in-built function endswith and the glob and os module. Learn CSS.

Learn JavaScript. C Language C Tutorial. C Compiler. Standard Template Library. We can use the for loop to iterate through the list and use the in operator to check whether the string is in the line in every iteration.

If the string is found in the line, it returns True and breaks the loop. If the string is not found after iterating all lines, it returns False eventually. The file read method returns the content of the file as a whole string. Then we can use the in operator to check whether the string is in the returned string. See the os module for os. Add a comment. Active Oldest Votes. Improve this answer. Nadia Alramli Nadia Alramli k 35 35 gold badges silver badges bronze badges.

Note that these examples will only find files, not directories with the same name. If you want to find any object in the directory with that name you might want to use if name in file or name in dirs — Mark E. Be careful of case sensitivity. JPG in the file system. What about using yield instead of preparing the result list? Please consider updating your answer to Python 3. Comprehention list can replace the function, e. Show 3 more comments. In Python 3.

Path '. Kenyon Kenyon 4 4 silver badges 8 8 bronze badges. Dima Tisnek Dima Tisnek 9, 4 4 gold badges 56 56 silver badges bronze badges. Specifically, use scandir. Note that if you're using Python 3.

Also, PEP is probably a better document to read for info than that issue. This script will avoid following those. Note that this is windows-specific!