{ "cells": [ { "cell_type": "code", "execution_count": 1, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "What is Python language? \n", "\n", "Python is a widely used high-level, general-purpose, interpreted, dynamic programming language.Its design philosophy emphasizes code readability, and its syntax allows programmers to express concepts in fewer lines of code than possible in \n", "\n" ] } ], "source": [ "# Write a Python program to read first n lines of a file.\n", "# Use test.txt file\n", "\n", "def file_read_from_head(fname, nlines):\n", " from itertools import islice\n", " with open(fname) as f:\n", " for line in islice(f, nlines):\n", " print(line)\n", " \n", "file_read_from_head('test.txt',2)" ] } ], "metadata": { "kernelspec": { "display_name": "Python 3", "language": "python", "name": "python3" }, "language_info": { "codemirror_mode": { "name": "ipython", "version": 3 }, "file_extension": ".py", "mimetype": "text/x-python", "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", "version": "3.6.1" } }, "nbformat": 4, "nbformat_minor": 2 }