20-Map, Filter & Reduce

Author: abhinayjangde

20-Map, Filter & Reduce/filter_learn.py

@@ -0,0 +1,6 @@
+# arr = [1,4,2,6,12,10]
+# result = list(filter(lambda n : n > 4, arr))
+# print(result)
+nums = [i for i in range(1,11)]
+even = list(filter(lambda n: n%2==0, nums))
+print(even)

20-Map, Filter & Reduce/map_learn.py

@@ -0,0 +1,11 @@
+# def cube(n):
+#     return n*n*n
+# print(cube(3))
+
+arr = [1,4,2,6,12,10]
+# newList = []
+# for i in arr:
+#     newList.append(cube(i))
+# print(newList)
+new = list(map(lambda x: x*x*x,arr))
+print(new)

20-Map, Filter & Reduce/reduce_learn.py

@@ -0,0 +1,7 @@
+from functools import reduce
+# nums = [55]
+nums = [i for i in range(1,11)]
+# print(nums)
+
+sum = reduce(lambda x,y: x+y, nums)
+print(sum)