removed unnessary variables and added pep8 standard

Circle.py

@@ -2,16 +2,14 @@
 
 PI =  3.14
 
-#r*r is repesents squire and PI =3.14
+# r*r is repesents squire and PI =3.14
 def area(r):
-    ar = PI * (r**2)
-    return ar
+    return PI * (r**2)
 
 
 # 2 multiply PI=3.14 multiply r
-def cir(r):
-    cir =  PI * (2 * r)
-    return cir
+def circumference(r):
+    return PI * (2 * r)
 
 
 # Main

factorial.py

@@ -1,12 +1,15 @@
 # This program is to print factorial
 
 def factorial(num):
-    factor=1
+    factor = 1
+
     for i in range(1,num+1,1):
-        factor*=i
+        factor *= i
+
     return factor
 
-#main
+
+# main
 if __name__ == "__main__":
     nums=int(input("Enter the number for factorial: "))
     print("factorial of ",nums," is ",factorial(nums))

fibonacci.py

@@ -1,13 +1,12 @@
-#This program is to print Nth fibonacci number
+# This program is to print Nth fibonacci number
 
-t0,t1 = 0,1
-
-def fibon(t0,t1):
+def fibon(t0 = 0, t1 = 1):
     temp= t0+t1
     t0=t1
     t1=temp
     return t0,t1
 
+
 def display(num,t0,t1):
     i=0
     list=[0,1]
@@ -21,7 +20,7 @@ def display(num,t0,t1):
     return list
 
 
-#main
+# main
 if __name__ == "__main__":
     num= int(input("Enter the number: "))
     list=display(num,t0,t1)

find_div.py

@@ -1,14 +1,14 @@
 # This is program is used to display Divisible of 7 and Note multiply of 5
 
-#second loading fn
+# Second loading fn
 def div_7(num,num2):
     list=[]
     for i in range(num,num2+1,1):
         if (i%7 == 0):
             list.append(i)
     return list
 
-#first loading fn
+# First loading fn
 def mult_5(num,num2):
     ls=[]
     l= div_7(num,num2)
@@ -19,7 +19,7 @@ def mult_5(num,num2):
             ls.append(i)
     return ls
 
-#main
+# Main
 if __name__== "__main__":
     num = 2000
     num2 = 3200

gcd.py

@@ -1,13 +1,11 @@
 # This program is to find the GCD(Greatest Commen Factore or Diviser)
 
 def gcd(val,val1):
-
     while(val1):
-
-        val, val1= val1, val%val1
+        val, val1 = val1, val%val1
 
     return val
 
 # Main
 if __name__ == "__main__":
-    print("GCD of 16,24 is",gcd(16,24))
+    print("GCD of 20, 19 is",gcd(390,6777))

largest_num.py

@@ -2,20 +2,17 @@
 
 # Function to check largest Number
 def largest(num1,num2,num3):
-
-   if (num1>num2) and (num1>num3):
+   if num1 > num2 and num1 > num3:
        return num1
-
-   elif (num2>num3) and (num2>num1):
+   elif num2 > num3 and num2 > num1:
        return num2
-
-   elif (num3>num1) and (num3>num2):
+   elif num3 > num1 and num3 > num2:
        return num3
 
 # Main
 if __name__=="__main__":
     num1=(input("Enter the 1st Number"))
     num2=(input("Enter the 2st Number"))
     num3=(input("Enter the 3st Number"))
-    
+
     print(largest(num1,num2,num3))

lcd.py

@@ -1,9 +1,9 @@
 # This program is used to display LCD of two numbers
 
-import gcd
+from gcd import gcd
 
 def lcd(num,num1):
-    gcd_val = gcd.gcd(num,num1)
+    gcd_val = gcd(num,num1)
     given_mul = num*num1
     lcd_val = (given_mul//gcd_val)
     return lcd_val

list_larg.py

@@ -1,15 +1,17 @@
-#This program
+# This program
 
 def largest(num):
     l = len(num)
-    # print(l)
     val=0
+
     for i in range(0,l,1):
         if val<=num[i]:
             val=num[i]
-    return val
 
-#main
+    return val4
+
+
+# Main
 if __name__ =="__main__":
     lists = [5,11,2,3,6,4,7,8,10,9,1]
     print("The largest Number is the given list is ",largest(lists))

list_odd_even.py

@@ -1,18 +1,19 @@
-#This program is used to print odd first and even at last
+# This program is used to print odd first and even at last
 
 
 def find(list):
     temp1=[]
     temp2=[]
+
     for i in list:
         if i%2 == 0:
             temp1.append(i)
-            #print(temp1)
         else:
             temp2.append(i)
-            #print(temp2)
+
     return temp2+temp1
 
+
 #main
 if __name__=="__main__":
     lists = [0,1,2,3,4,5,6,7,8,9,10]

list_sum.py

@@ -2,7 +2,6 @@
 
 
 def sums(num):
-
     sum1=0
     sum2=0
 
@@ -11,6 +10,7 @@ def sums(num):
             sum1+=i
         else:
             sum2+=i
+
     return sum1,sum2
 
 #main

next_prime.py

@@ -1,8 +1,9 @@
 #This program
 
 def nex_prime(num):
-    if num ==0 or num ==1:
+    if num == 0 or num == 1:
         num=1
+
     for i in range(num+1, (num+1)*2, 1):
         if prime(i):
              return i

palindrome.py

@@ -5,9 +5,9 @@ def palindrome(str):
 
 # Main
 if __name__ == "__main__":
-    x=palindrome("mom")
+    user_input = palindrome("mom")
 
-    if x:
+    if user_input:
         print("is palindrome")
     else:
         print("is not palindrome")

previous_prime.py

@@ -1,14 +1,14 @@
 
-
 def previous_prime(num):
     for i in range( num-1 , 1 , -1 ):
         if prime(i):
             return i
 
+
 def prime(num):
     if num == 2:
         return True
-    elif num%2==0:
+    elif num%2 == 0:
         return False
 
     for i in range(3, (num//3),2):
@@ -17,7 +17,8 @@ def prime(num):
 
     return True
 
-#mani
+
+# mani
 if __name__ == "__main__":
     num= int(input("Enter the Number: "))
 

radius.py

@@ -6,7 +6,7 @@
 # Radius Formula for Circle Radius= Area divided by PI
 def Radius(area):
     r = area/PI
-    Rad=math.sqrt(r)
+    Rad = math.sqrt(r)
     #rad is Radius
     return Rad
 

string_len.py

@@ -1,8 +1,7 @@
 #this program
 
-def str_len(l):
-    length=len(l)
-    return length
+def str_len(string):
+    return len(string)
 
 
 if __name__ == "__main__":

text_read.py

@@ -12,6 +12,7 @@ def checking_line():
     file.close()
     return count
 
+
 # Main
 if __name__=="__main__":
     print(checking_line())