python

Author: vishalsiingh

day32(seek tell).py

@@ -9,6 +9,8 @@
     print(f.tell()) # ye current postion return kr dega 
     data =f.read(5) # wha se next 5 character read karega 
     print(data)
+  
+
 
 
 

day33(Lambdafun).py

@@ -0,0 +1,16 @@
+# def double(x):
+#     return x*2
+double=lambda x:x*2  
+print(double(5))
+
+# def cube(x):
+#     return x*x*x
+cube=lambda x:x*x*x
+print(cube(4))
+
+avg=lambda x,y:(x+y)/2
+print(avg(4,5))
+
+def appl(fx,value):
+    return 6 +fx(value)
+print(appl(cube,2))

day34(Map filter ).py

@@ -0,0 +1,27 @@
+
+#MAP higher order function
+# def cube(x):
+#     return x*x*x
+# print(cube(2))
+
+l=[1,2,3,4,5]
+newl=[]
+# for item in l:
+#     newl.append(cube(item))
+# newl=list(map(cube,l)) # this is why map is used
+newl=list(map(lambda x:x*x*x,l)) # this is why map is used
+print(newl)
+
+#FILTER higher order function
+
+def filter_fun(a):
+    return a>2
+newnewl= list(filter(filter_fun,l))
+print(newnewl)
+
+
+
+
+
+
+9

day35(reduce).py

@@ -0,0 +1,13 @@
+from functools import reduce
+
+# List of numbers
+numbers = [1, 2, 3, 4, 5]
+
+# Calculate the sum of the numbers using the reduce function
+
+# def mysum(x,y):
+#     return x+y
+# sum=reduce(mysum,numbers)
+sum = reduce(lambda x, y: x + y, numbers)
+# Print the sum
+print(sum)

day36(is,==).py

@@ -0,0 +1,17 @@
+a = None
+b = None
+
+print(a is b) # exact location of object in memory
+print(a is None) # exact location of object in memory
+print(a == b) # value
+
+a = [1,3,4]
+b = [1,3,4]
+print(a is b) #ye uska exact location deta h  memory me 
+print(a == b) #ye value ko check krta h 
+
+
+a=(1,2,3)
+b=(1,2,3)
+print(a is b)   # ye dono true diye kiuki tuple h immutable h isiliye dono true return karegnge
+print(a ==b)