Create binary.py

I have a created a python program to operate read , write and  search operation .

Author: Astha167

Hacktober2023/binary.py

@@ -0,0 +1,46 @@
+#WAP to define read ,search,write
+import pickle
+def write():
+    f=open("b.dat","wb")
+    d=[]
+    while True:
+        r=int(input("enter roll:"))
+        n=input("Enter name:")
+        m=int(input("enter marks:"))
+        l=[r,n,m]
+        d.append(l)
+        ch=input("Do you want to add more?Y/n")
+        if ch in 'Nn':
+            break
+    pickle.dump(d,f)
+    f.close()
+
+def read():
+    f=open("b.dat","rb")
+    r=pickle.load(f)
+    for i in r:
+        k=i[0]
+        n=i[1]
+        m=i[2]
+        print(k,n,m)
+    f.close()
+
+def search():
+    f=open("b.dat","rb")
+    x=pickle.load(f)
+    r=int(input("Enter roll that is to be searched"))
+    c=0
+    for i in x:
+        if i[0]==r:
+            j=i[0]
+            n=i[1]
+            m=i[2]
+            print(j,n,m)
+            c=c+1
+            break
+    if c==0:
+        print("roll not found")
+    f.close()  
+#write()
+read()
+search()