changes

DataStructure/binary_search.py

@@ -1,26 +1,23 @@
+def binary_search(x, first, last, data):
+    if(first > last):
+        return 0
+    else:
+        mid = (first+last)//2
+        if(x[mid] == data):
+            return 1
+        if(x[mid] < data):
+            return binary_search(x, mid+1, last, data)
+        if(x[mid] > data):
+            return binary_search(x, first, mid-1, data)
+
+
 x = [1, 2, 3, 5, 7, 8, 9, 10, 12, 14, 15, 18, 20, 22]
-data = 10
+data = 15
+first = 0
+last = 13
 
-# bad way to find data in tuple
-''' found =0
-first=0
-last =13
-while (first<=last and found ==0):
-    mid = int((first+last)/2)
-    # print(mid)
-    if(x[mid]==data):
-       found =1
-    if(x[mid]<data):
-        first=mid+1
-    if(x[mid]>data):
-        last = mid-1
-if(found ==0):
+result = binary_search(x, first, last, data)
+if(result == 0):
     print("Data not found")
 else:
     print("Data found")
-
- '''
-if data in x:
-    print("Data found")
-else:
-    print("Not found")

DataStructure/linear_search.py

@@ -1,18 +1,14 @@
 
-#wrong way to find data
-x =[1,2,3,5,7,89,3,62,34,13,5,7,9]
+# wrong way to find data
+x = [1, 2, 3, 5, 7, 89, 3, 62, 34, 13, 5, 7, 9]
 data = 89
-''' found =0
+found = 0
+
 for i in x:
-    if i ==data:
-       found =1
-if(found ==0):
-    print("Data not found")
-else:
-    print("Data found") '''
+    if i == data:
+        found = 1
 
-# good way to search data in python
-if data in x:
-    print('found')
+if(found == 0):
+    print("Data not found")
 else:
-    print('not found')
+    print("Data found")

DataStructure/tempCodeRunnerFile.py

@@ -0,0 +1 @@
+11

database/12CS/dflsdjfhjas.py

@@ -0,0 +1,4 @@
+def (n=20, o=30):
+a = n*o
+return a
+print(a)

database/12CS/insert_row.py

@@ -1,6 +1,6 @@
 import MySQLdb
 db = MySQLdb.connect('localhost', 'root', '', 'davschool')
 cursor = db.cursor()
-cursor.execute('insert into games values (6,"Python fun")')
+cursor.execute('insert into games values (7,"fun with class xii")')
 db.close()
 print('Record added successfully')

database/12CS/select_single_word.py

@@ -1,7 +1,7 @@
 import MySQLdb
 db = MySQLdb.connect('localhost', 'root', '', 'davschool')
 cursor = db.cursor()
-cursor.execute('select gname from games where id=6')
+cursor.execute('select gname from games where id=5')
 game_name = cursor.fetchone()
 print('Your Game is :', game_name)
 db.close()

database/12CS/tempCodeRunnerFile.py

@@ -1,9 +1 @@
-import MySQLdb
-db = MySQLdb.connect('localhost', 'root', '', 'davschool')
-cursor = db.cursor()
-cursor.execute('select id,gname from games where id=6')
-game_name = cursor.fetchone()
-print('Your Game is :', game_name)
-print('Game Id :', game_name[0])
-print('Game name :', game_name[1])
-db.close()
+game_name

database/12CS/update_record.py

@@ -1,6 +1,6 @@
 import MySQLdb
 db = MySQLdb.connect('localhost', 'root', '', 'davschool')
 cursor = db.cursor()
-cursor.execute('update games set gname ="fun with python " where id=6')
+cursor.execute('update games set gname ="fun with rakesh " where id=5')
 db.close()
 print('Record updated successfully')

functions/recursion/fibonacci.py

@@ -1,16 +1,16 @@
 #   program to find out nth fibonacci number using recursion
 #   made by         : rakesh kumar
-#   last compiled   : 20-12-2018       
+#   last compiled   : 20-12-2018
 
 
 def fibonacci(n):
-    if(n==1):
+    if(n == 1):
         return 0
-    elif(n==2):
+    elif(n == 2):
         return 1
     else:
         return fibonacci(n-1)+fibonacci(n-2)
 
-if __name__ == "__main__":
-    for x in range(1,21):
-        print(fibonacci(x),end=" ")
+
+result = fibonacci(30)
+print(result)

functions/recursion/natutal_no.py

@@ -1,3 +1,7 @@
+# recursive function to print first 100 natural number
+# made by   : rakesh kumar
+
+
 def natural(n):
     if n == 100:
         print(100, end=" ")
@@ -8,4 +12,4 @@ def natural(n):
 
 
 # function call to print 100 natural no
-natural(1)
+natural(10)  #

functions/recursion/power.py

@@ -1,11 +1,13 @@
-def xpower(x,y):
-    if y ==1 :
+
+def xpower(x, y):
+    if y == 1:
         return x
     else:
-        return (x*xpower(x,y-1))
+        return (x*xpower(x, y-1))
+
 
 x = int(input("Enter x : "))
-y  = int (input("Enter y : "))
-result = xpower(x,y)
+y = int(input("Enter y : "))
+result = xpower(x, y)
 
-print("\n\n {} power {} is {} ".format(x,y,result))
+print("\n\n {} power {} is {} ".format(x, y, result))

functions/recursion/recursive_linear_search.py

@@ -0,0 +1,18 @@
+def Linear_Search(l, start, n, value):
+    if start < n:
+        if l[start] == value:
+            return 1
+        else:
+            return Linear_Search(l, start+1, n, value)
+    else:
+        return 0
+
+
+l = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+data = int(input('Enter number to search :'))
+n = len(l)-1
+result = Linear_Search(l, 0, n, data)
+if(result == 1):
+    print('data found')
+else:
+    print('Data not not found')

functions/recursion/sum_digit.py

@@ -1,9 +1,14 @@
-def sum(n):
-    if n ==0:
+# recursive function to find out sum of digits
+# made by   : rakesh kumar
+
+
+def summ(n):
+    if n == 0:
         return 0
     else:
-       return(n%10+sum(n//10))
+        return(n % 10+summ(n//10))  # 5 + 2 + 1+0
+
 
 n = int(input("Enter x : "))
-result = sum(n)
-print("Sum of digits : ",result)
+result = summ(n)
+print("Sum of digits : ", result)

functions/recursion/tempCodeRunnerFile.py

@@ -1,9 +1 @@
-def sum(n):
-    if n ==0:
-        return 0
-    else:
-       return(n%10+sum(n//10))
-
-n = int(input("Enter x : "))
-result = sum(n)
-print("Sum of digits : ",result)
+l = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

pdf_spilter.py

@@ -1,33 +1,37 @@
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 # Name:        pdf spiller
 # Purpose:     split pdf in to single pages
 # Author:      acer
-## Created:     13-04-2018
+# Created:     13-04-2018
 # Copyright:   (c) acer 2018
 # Licence:     <your licence>
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 import os
-import sys          # module for terminating 
-import glob         # 
+import sys          # module for terminating
+import glob         #
 import tkinter as tk
 from tkinter import filedialog
 from PyPDF2 import PdfFileReader, PdfFileWriter
-def pdf_splitter(path,dest):
+
+
+def pdf_splitter(path, dest):
     fname = os.path.splitext(os.path.basename(path))[0]
     pdf = PdfFileReader(path)
     for page in range(pdf.getNumPages()):
         pdf_writer = PdfFileWriter()
         pdf_writer.addPage(pdf.getPage(page))
-        output_filename = os.path.join(dest,'{}_page_{}.pdf'.format(fname, page+1))
-        #print(output_filename)
+        output_filename = os.path.join(
+            dest, '{}_page_{}.pdf'.format(fname, page+1))
+        # print(output_filename)
         with open(output_filename, 'wb') as out:
             pdf_writer.write(out)
         print('Created: {}'.format(output_filename))
 
+
 if __name__ == '__main__':
     #path = "Computer_Science.pdf"
     root = tk.Tk()
     root.withdraw()
-    path = filedialog.askopenfilename()  #source file name
+    path = filedialog.askopenfilename()  # source file name
     dest = filedialog.askdirectory()     # destination folder
-    pdf_splitter(path,dest)
+    pdf_splitter(path, dest)

webscraper/youtubeDownloader.py

@@ -4,9 +4,4 @@
 # import shutil
 ydl_opts = {}
 with youtube_dl.YoutubeDL(ydl_opts) as ydl:
-<<<<<<< HEAD
-    ydl.download(['https://www.youtube.com/watch?v=wF_B_aagLfI'])
-=======
-    ydl.download(
-        ['https://www.youtube.com/watch?v=SCoGwHCNXVw'])
->>>>>>> 4862d6baee53c91054712373dd7190e101b83a22
+    ydl.download(['https://youtu.be/GkMnqTnjImk'])