Python for Beginners

Author: imtahiriqbal

beginners/random_password_generator.py

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+""" This file is create and managed by Tahir Iqbal
+    ----------------------------------------------
+       It can be use only for education purpose
+"""
+
+import random
+string = "abcdefghijklmnopqrstuvwxyz01234567890ABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()?"
+#input your pasword len
+passlen = int(input())
+password =  "".join(random.sample(string,passlen))
+print(password)
+

beginners/start-end_text_matching.py

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+""" This file is create and managed by Tahir Iqbal
+    ----------------------------------------------
+       It can be use only for education purpose
+"""
+
+# Matching text at start and at the end
+filename = "personal.txt"
+print(filename.startswith("per")) # True
+print(filename.endswith(".docx")) # False
+print(filename.endswith(".txt"))  # True

beginners/table_using_for_loop.py

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+""" This file is create and managed by Tahir Iqbal
+    ----------------------------------------------
+       It can be use only for education purpose
+"""
+
+num = int(input('Enter integer value '))
+print('\n\nTable of ',num,' is below')
+for i in range(10):
+    i += 1
+    print('\n \t',num,' x ',i,' = ',num*i)

beginners/tuple_unpacking.py

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+""" This file is create and managed by Tahir Iqbal
+    ----------------------------------------------
+       It can be use only for education purpose
+"""
+
+# Tuple Unpacking or Multiple assignment
+t1 = 5, 7, 9
+x, y, z = t1
+print(x, y, z, sep = ' | ') # sep use to separate values between |
+
+x, y, _ = t1 # it means doesn't need the third value
+print(x, y, sep = ' | ')

beginners/value_vs_reference_type_function.py

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+""" This file is create and managed by Tahir Iqbal
+    ----------------------------------------------
+       It can be use only for education purpose
+"""
+
+# Value vs Reference type Functions
+
+# Value Type
+print('*Value Type*')
+num = 100
+def change_num(n):
+    n += 100
+    print('Inner num : ', n)
+change_num(num)
+print('Outer num : ', num)
+
+# Reference Type
+# List, Dictionary
+print('\n*Reference Type*')
+list_num = [1, 2, 3, 4, 5]
+dict_num = {'one': 1, 'two': 2, 'three': 3}
+def change(list, dict):
+    del list[0]
+    list[-1] = 55
+    
+    del dict['one']
+    dict['three'] = 33
+    print('Applying Function')
+    print('Inner List : ', list)
+    print('Inner Dictionary : ', dict)
+
+print('Before')
+print('Outer List : ', list_num)
+print('Outer Dictionary : ', dict_num)
+change(list=list_num, dict=dict_num)
+print('After Call')
+print('Outer List : ', list_num)
+print('Outer Dictionary : ', dict_num)