Adding some more utility python script

Counter.py

@@ -0,0 +1,18 @@
+__author__ = 'tusharsappal'
+## This script uses the dictionary utility of the python and counts the number of the characters in the string and their frequency
+def Counter(str):
+    d=dict()
+    for c in str:
+        if c not in d:
+            d[c]=1
+        else :
+            d[c]=d[c]+1
+
+    return  d
+
+
+## Just replace the method argument with the string for which you want to check 
+
+
+temp=Counter("Replace with the string for which you want to check ")
+print temp

README

@@ -34,4 +34,24 @@ script_count.py - This scans my scripts directory and gives a count of the diffe
 
 script_listing.py - This will list all the files in the given directory, it will also go through all the subdirectories as well
 
-testlines.py - This very simple script open a file and prints out 100 lines of whatever is set for the line variable
+testlines.py - This very simple script open a file and prints out 100 lines of whatever is set for the line variable
+
+compare_files.py - This script compares two text files
+
+count_all_mp3_files_on_machine.py - This script aims to provide a count of mp3 files present in a given directory 
+
+fetch_email_address.py - This script fetches the email address from the string provided 
+
+fetch_number_of_lines.py - This script fetches the number of lines from the text file provided
+
+fetch_url_in_a_web_page.py - This script fetches the url/ urls present in a webpage
+
+list_all_specific_type_files.py - This script list all the specific file types present in a directory 
+
+read_textfile.py - This script aims to read text file provided as an argument 
+
+search_text_file_for_string.py - This script aims to search for a string present in a text file 
+
+simple_downloader.py - This script aims to simulate a simple down loader 
+
+word_frequency.py - This script prints the word frequency in the text provided as an argument

compare_files.py

@@ -0,0 +1,40 @@
+## this script compares  the two text files
+## first line of defence is to match the number of line in the file
+## second line of defence is to store the content in two arrays and then compare
+__author__ = 'tusharsappal'
+
+def compare_two_files(str_1,str_2):
+    print "Comparing starts"
+    print"First fetching the number of line"
+    with open(str_1) as fin :
+        lines = sum (1 for line in fin)
+    with open(str_2) as fin_2:
+        lines_2 = sum(1 for line in fin_2)
+
+    if(lines== lines_2):
+        print "First Line of defence is passed"
+        ins = open (str_1,"r")
+        array = []
+        for line_1 in ins:
+            array.append(line_1)
+        ins.close()
+        ins_2 = open (str_2,"r")
+        array_2=[]
+        for line_2 in ins_2:
+            array_2.append(line_2)
+        ins_2.close()
+        if (array==array_2):
+            print "In the Second Line of Defence the files have passed"
+        else :
+            print "In the second line of defence the files have failed"
+
+
+    else :
+        print "First line of defence is not passed"
+
+
+
+## replace the first parameter with the first file path and the second paramter with the second file path 
+compare_two_files("path to the first file ","path to the second file")
+
+

count_all_mp3_files_on_machine.py

@@ -0,0 +1,24 @@
+__author__ = 'tusharsappal'
+
+
+import os
+
+## This script fetches the count of the total number of mp3 [Matter of fact you can change the type of the files to be fetched by changing the endswith type]files in the listed directory
+
+def count_all_mp3_files_on_machine():
+    count = 0
+    for (dirname,dirs,files) in os.walk('Replace the directory path where to serach like C:/ or / on UNIX like machines'):
+        for filename in files:
+            if filename.endswith(".mp3"):
+                count =count+1
+                thefile = os.path.join(dirname,filename)
+                print "The Name is ",thefile, "and the size is ", os.path.getsize(thefile)
+
+
+
+
+
+    print "The total number of mp3 files on the system are ",count
+
+
+count_all_mp3_files_on_machine()

fetch_email_address.py

@@ -0,0 +1,23 @@
+
+__author__ = 'tusharsappal'
+
+
+## This script fetches the email addresses from the string provided , the script only fetches the email addresses of the format alphanumeric@alphabets
+
+import re
+def fetch_email_address(str):
+    fetcher=re.findall('[a-zA-Z0-9]\S+@\S+[a-zA-Z]]',str)
+    if len(fetcher)>0:
+        print fetcher
+
+
+
+## Replace the method argument with the string to be parsed, or you can modify the script to read the data from the text file
+
+
+fetch_email_address("Replace this argument with the string to be parsed")
+
+
+
+
+

fetch_number_of_lines.py

@@ -0,0 +1,21 @@
+## fetching the number of lines from a text file
+
+__author__ = 'tusharsappal'
+def fetch_number_of_lines(str):
+    print "Fetching starts from this point"
+    with open(str) as fin:
+        lines = sum (1 for line in fin)
+        print "Number of lines is "
+        print lines
+
+
+
+
+
+## replace the argument in the function call  to the path of the file
+
+fetch_number_of_lines("The path to the text file")
+
+
+
+

fetch_url_in_a_web_page.py

@@ -0,0 +1,17 @@
+import urllib
+import re
+__author__ = 'tusharsappal'
+
+## Enter the name of the url and this small snippet will fetch all the email links present in that web page
+def find_hyper_links_in_page():
+    url = raw_input("Enter the url to be searched--")
+    html =urllib.urlopen(url).read()
+    links =re.findall('href="(http://.*?)"', html)
+    for link in links:
+        print link
+
+
+
+
+
+find_hyper_links_in_page()

list_all_specific_type_files.py

@@ -0,0 +1,22 @@
+__author__ = 'tusharsappal'
+import os
+
+## This program searches in the current working directory and lists all the python files
+
+
+
+def print_the_list_of_python_files():
+    cwd = os.getcwd()
+    print "The current working directory is ", cwd
+    cwd_2 = os.listdir(cwd)
+    for file in cwd_2:
+        if file.endswith(".py"):   ## To change the type of the file fetched change the ends with to the specific file name
+
+            print "The pyhton file is ", file
+
+
+
+
+
+print_the_list_of_python_files()
+

read_textfile.py

@@ -0,0 +1,24 @@
+# declaring a global array_store to store the data temporarily 
+__author__ = 'tusharsappal'
+array_store=[]
+def readFile(str):
+    print "reading starts from this part"
+    f=open(str,"r")
+    global array_store
+
+    for line in f:
+        line=line.rstrip('\n')
+        array_store.append(line)
+
+    for l in array_store:
+        print l
+
+    return ;
+
+
+# enter the path in side the readFile method call statement
+readFile("Enter the text file path separated  by / slashes ")
+
+
+
+

search_text_file_for_string.py

@@ -0,0 +1,17 @@
+## This script searches a particular string in the text file
+__author__ = 'tusharsappal'
+def read_file(str,string_to_be_searched):
+    print "The reading starts here"
+    with open(str,"r") as input_data:
+        for line in input_data:
+            if line.find(string_to_be_searched)>-1 :
+                print "String found"
+                break
+
+
+
+## replace the first argument with the file path separated with forward slashes and second argument with string to be searched
+read_file("path_to_the_text_file","string_to_be_searched")
+
+
+

simple_downloader.py

@@ -0,0 +1,26 @@
+__author__ = 'tusharsappal'
+
+import urllib
+def simple_downloader(url,path_to_store_content):
+    img = urllib.urlopen(url)
+    fhand=open(path_to_store_content,'w')
+    size=0
+    while True:
+        info=img.read(10000)
+        if len(info)<1:
+            break
+        else :
+            size=size+len(info)
+        fhand.write(info)
+
+
+    fhand.close()
+
+
+
+##replace the first function parameter with the path of the the url  from which the content is to be fetched
+## And the second parameter with the path on your local system to store the content fetched
+
+simple_downloader("Replace with the URL","Replace with the path on your local system where we want to store the content")
+
+

word_frequency_in_python.py

@@ -0,0 +1,23 @@
+__author__ = 'tusharsappal'
+##  This script basically fetches  the file from the user specified location and finds the frequency of each word in the text file
+def word_frequency_counter():
+    fname=raw_input("Enter the Name of the file : ")
+    try:
+        fhand = open(fname)
+    except:
+        print("The file cannot  be opened",file)
+        exit()
+
+    counts= dict()
+    for line in fhand:
+        words = line.split()
+        for word in words:
+            if word not in counts:
+                counts[word]=1
+            else:
+                counts[word]=counts[word]+1
+
+
+    print counts
+
+word_frequency_counter()