All list ops complete

u2/ list_ops.py

@@ -4,5 +4,48 @@ for gns in list1:
         pusti.append(gns)
     for exc in list2:
         pusti.append(exc)
-
     return pusti
+
+    def concat(list):
+    pusti = []
+    for gns in list:
+        pusti.extend(gns)
+    return pusti
+
+    def filter(function, list):
+    pusti = []
+    for gns in list:
+        if function(gns):
+            pusti.append(gns)
+    return pusti
+
+    def length(list):
+    pocatok = 0
+    for gns in list:
+        pocatok = pocatok + 1
+    return pocatok
+
+    def map(function, list):
+     pusti = []
+     for gns in list:
+        function(gns)
+        pusti.append(function(gns))
+     return pusti
+
+    def foldl(function, accumulator, initial):
+        accumulator = initial
+        for gns in list:
+         accumulator = function(accumulator, gns)
+        return accumulator
+
+    def foldr(function, initial, acc):
+        acc = initial
+        for gns in list[::-1]:
+            acc = function(gns, acc)
+        return acc
+
+    def reverse(list):
+      pusti = []
+    for gns in list:
+     pusti.append(gns)
+    return pusti[::-1]

u2/.ipynb_checkpoints/ list_ops-checkpoint.py

@@ -4,5 +4,48 @@ for gns in list1:
         pusti.append(gns)
     for exc in list2:
         pusti.append(exc)
-
     return pusti
+
+    def concat(list):
+    pusti = []
+    for gns in list:
+        pusti.extend(gns)
+    return pusti
+
+    def filter(function, list):
+    pusti = []
+    for gns in list:
+        if function(gns):
+            pusti.append(gns)
+    return pusti
+
+    def length(list):
+    pocatok = 0
+    for gns in list:
+        pocatok = pocatok + 1
+    return pocatok
+
+    def map(function, list):
+     pusti = []
+     for gns in list:
+        function(gns)
+        pusti.append(function(gns))
+     return pusti
+
+    def foldl(function, accumulator, initial):
+        accumulator = initial
+        for gns in list:
+         accumulator = function(accumulator, gns)
+        return accumulator
+
+    def foldr(function, initial, acc):
+        acc = initial
+        for gns in list[::-1]:
+            acc = function(gns, acc)
+        return acc
+
+    def reverse(list):
+      pusti = []
+    for gns in list:
+     pusti.append(gns)
+    return pusti[::-1]