add password generator tutorial

x4nth055 · x4nth055 · commit 5cdb58b453ef · 2022-07-01T15:37:53.000+01:00
diff --git a/README.md b/README.md
@@ -36,6 +36,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
     - [How to Extract Chrome Cookies in Python](https://www.thepythoncode.com/article/extract-chrome-cookies-python). ([code](ethical-hacking/chrome-cookie-extractor))
     - [How to Extract Saved WiFi Passwords in Python](https://www.thepythoncode.com/article/extract-saved-wifi-passwords-in-python). ([code](ethical-hacking/get-wifi-passwords))
     - [How to Make a MAC Address Changer in Python](https://www.thepythoncode.com/article/make-a-mac-address-changer-in-python). ([code](ethical-hacking/mac-address-changer))
+    - [How to Make a Password Generator in Python](https://www.thepythoncode.com/article/make-a-password-generator-in-python). ([code](ethical-hacking/password-generator))
 
 - ### [Machine Learning](https://www.thepythoncode.com/topic/machine-learning)
     - ### [Natural Language Processing](https://www.thepythoncode.com/topic/nlp)
diff --git a/ethical-hacking/password-generator/README.md b/ethical-hacking/password-generator/README.md
@@ -0,0 +1 @@
+# [How to Make a Password Generator in Python](https://www.thepythoncode.com/article/make-a-password-generator-in-python)
diff --git a/ethical-hacking/password-generator/password_generator.py b/ethical-hacking/password-generator/password_generator.py
@@ -0,0 +1,71 @@
+from argparse import ArgumentParser
+import random
+import string
+
+# Setting up the Argument Parser
+parser = ArgumentParser(
+    prog='Password Generator.',
+    description='Generate any number of passwords with this tool.'
+)
+
+# Adding the arguments to the parser
+parser.add_argument("-n", "--numbers", default=0, help="Number of digits in the PW", type=int)
+parser.add_argument("-l", "--lowercase", default=0, help="Number of lowercase chars in the PW", type=int)
+parser.add_argument("-u", "--uppercase", default=0, help="Number of uppercase chars in the PW", type=int)
+parser.add_argument("-s", "--special-chars", default=0, help="Number of special chars in the PW", type=int)
+
+# add total pw length argument
+parser.add_argument("-t", "--total-length", type=int, 
+                    help="The total password length. If passed, it will ignore -n, -l, -u and -s, " \
+                    "and generate completely random passwords with the specified length")
+
+# The amount is a number so we check it to be of type int.
+parser.add_argument("-a", "--amount", default=1, type=int)
+parser.add_argument("-o", "--output-file")
+
+# Parsing the command line arguments.
+args = parser.parse_args()
+
+# list of passwords
+passwords = []
+# Looping through the amount of passwords.
+for _ in range(args.amount):
+    if args.total_length:
+        # generate random password with the length
+        # of total_length based on all available characters
+        passwords.append("".join(
+            [random.choice(string.digits + string.ascii_letters + string.punctuation) \
+                for _ in range(args.total_length)]))
+    else:
+        password = []
+        # If / how many numbers the password should contain  
+        for _ in range(args.numbers):
+            password.append(random.choice(string.digits))
+
+        # If / how many uppercase characters the password should contain   
+        for _ in range(args.uppercase):
+            password.append(random.choice(string.ascii_uppercase))
+        
+        # If / how many lowercase characters the password should contain   
+        for _ in range(args.lowercase):
+            password.append(random.choice(string.ascii_lowercase))
+
+        # If / how many special characters the password should contain   
+        for _ in range(args.special_chars):
+            password.append(random.choice(string.punctuation))
+
+        # Shuffle the list with all the possible letters, numbers and symbols.
+        random.shuffle(password)
+
+        # Get the letters of the string up to the length argument and then join them.
+        password = ''.join(password)
+
+        # append this password to the overall list of password.
+        passwords.append(password)
+
+# Store the password to a .txt file.
+if args.output_file:
+    with open(args.output_file, 'w') as f:
+        f.write('\n'.join(passwords))
+
+print('\n'.join(passwords))

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+# [How to Make a Password Generator in Python](https://www.thepythoncode.com/article/make-a-password-generator-in-python)`