For examples

dict.for.py

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+d = {'Ali': 123, 'Veli': 478, 'Selami': 75, 'Ayşe': 642, 'Fatma': 39}
+
+for key in d:
+    print(key, '=>', d[key])

dicts.py

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+d = {'Ali': 123, 'Veli': 478, 'Selami': 75, 'Ayşe':642, 'Fatma': 39}
+k = dict()
+
+for key in d:
+    k[d[key]] = key
+
+print(d)
+print(k)

for.1.py

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+a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+
+for i in a:
+    print(i, end=' ')
+    

for.2.py

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+s = {'Ali', 'Veli', 10, 12.4, 'Selami'}
+
+for x in s:
+    print(x, '=>', type(x))

s.for.py

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+s = 'ankara'
+
+for c in s: print(c)

unwrap.py

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+l = [('ali', 123), ('veli', 65), ('selami', 340), ('ayşe', 71)]
+for name, no in l:
+    print(name, no)