#!/usr/bin/env python
#---------------------------------------------------
# This program searches for a word in list of files.
#---------------------------------------------------

import sys

n = len(sys.argv[1:])
if (n < 2):
   print """
   This script attempts to search a word in a provided list of files.

   Usage:
        ./searchWord_in_Files.py word file
        ./searchWord_in_Files.py word file1 file2 file3 ...
        ./searchWord_in_Files.py word *txt
   """
   sys.exit(1)

#-----------------------------------
# Get the word from the command line
#-----------------------------------

word = str(sys.argv[1])

#-------------------------------------------
# Start the search by looping over the files
#-------------------------------------------

for fName in sys.argv[2:]:
    # Open the file
    f = open(fName,'r')
    lineNum = 0
    
    # Loop over each line in the file
    for line in f.readlines():
        lineNum += 1
        # Check if the word is in the line
        # Note that we convert everything to lower cases
        if word.lower() in line.lower():
           print "\033[31m%5i: \033[94m%s \033[30m%s" %(lineNum, fName, line)
    f.close()