Updated many scripts and organised few

README.md

@@ -53,6 +53,9 @@ Real world examples are the examples which you would see around you in regular b
 - Similarly check pip version `pip --version`. It should point to Python3.x
 - If you get module name not found error, try to install that named module as `pip install module-name`
 - If you are getting any other error mail me. I would add those steps here.
+- for tkinter to work in MacOs, you need to run `brew install python-tk`
+- If speech recognition is not working, try `pip3 install SpeechRecognition` and `pip3 install pyaudio`
+- distutils module stopped working in python3.12
 
 ## Contact(s)/ Contributor(s)
 1. Sanjeev Jaiswal

basic-concepts/11-class.py → basic_concepts/11-class.py

@@ -10,7 +10,6 @@ def __init__(self):
         self.display = "1080p"
         self.battery = "60 WHr"
         self.storage = "256 GB SSD"
-
 
     def setSpecifications(self,specs:dict):
         try:
@@ -35,9 +34,6 @@ def getSpecifications(self):
         print(f"Battery: {self.battery}")
         print(f"Storage: {self.storage}")
 
-
-
-
 """
 Single-level Inheritance
 (Child Class)
@@ -48,7 +44,7 @@ def __init__(self,specs:dict):
         #Set the passed specs
         super().setSpecifications(specs)
 
-        # Gaming laptoip features (extra)
+        # Gaming laptop features (extra)
         self.refresh_rate = "144 Hz"
         self.response_time = "2ms"        
 
@@ -57,11 +53,6 @@ def getGamingSpecs(self):
         print(f"Refresh Rate: {self.refresh_rate}")
         print(f"Response Time: {self.response_time}")
 
-
-
-
-
-
 if __name__ == "__main__":
 
     gaming_specs = {
@@ -74,6 +65,5 @@ def getGamingSpecs(self):
     }
 
     #         "model": "ASUS TUF Gaming A15",
-
     gl = GamingLaptop(specs=gaming_specs)
     gl.getGamingSpecs()

check-all-is-well.py

@@ -0,0 +1,39 @@
+import socket
+import os
+import requests
+import nmap3 # pip install python3-nmap
+
+"""
+    First Python Program
+    Just to see if we can run python3 successfully
+    and modules are installed or not ;)
+"""
+
+name = "Sanjeev"
+print("Hello "+name+"\n")
+print("O.S. is: " + os.name)
+
+hostname = socket.gethostname()
+local_ip   = socket.gethostbyname(hostname)
+public_ip = requests.get('https://checkip.amazonaws.com').text.strip()
+print("Your Computer Name is:" + hostname)
+print("Your Computer Local IP Address is:" + local_ip)
+print("Your Computer Public IP Address is:" + public_ip)
+print("\nChecking if nmap works:\nStarting nmap scan now...\n")
+
+# make nmap object
+nmap = nmap3.Nmap()
+
+#nmap version
+nmap_version = nmap.nmap_version()
+print (f"Nmap version: {nmap_version}")
+
+# scanning practical-devsecops.com
+url = 'aliencoders.org'
+""""
+print("Starting nmap scan for url: " + url)
+results = nmap.nmap_version_detection(url)
+print(f"Here is the result for {url}: {results}")
+"""
+top_ports = nmap.scan_top_ports(url, args="-sV")
+print(f"These are the top ports: {top_ports}")

cryptography/crypto_basic.py

@@ -0,0 +1,15 @@
+from cryptography.fernet import Fernet
+
+key = Fernet.generate_key() 
+cipher_suite = Fernet(key) 
+message = "This is a secret message for a secret group. Not for crackers, but may be for Cryptanalyst!.".encode()
+
+cipher_text = cipher_suite.encrypt(message) 
+print('Cipher Text is: ' + str(cipher_text))
+
+plain_text = cipher_suite.decrypt(cipher_text)
+print('Here is the plain text:' + str(plain_text))
+
+print('\nChecking if decrypted text is same as our message or not')
+
+if plain_text == message: print("Yes both are same\n") 

exercises/city_weather.py

@@ -5,7 +5,7 @@
 from datetime import datetime
 
 # asking the user for api key
-api_key = input("Please Enter Your API: ")
+api_key = input("Please Enter Your API Key (get it from openweathermap.org): ")
 
 #asking the user for city name
 city_name = input("Please Enter Your City Name: ")

real-world-examples/download_file_from_url.py → real_world_examples/download_file_from_url.py

@@ -21,7 +21,7 @@
 
   # this regex would also work as it with positive lookbehind (?:[^/][\d\w\.-]+)$(?<=\.\w{3,4})
   # file name with extension
-  matched_file = re.search("(?=[\w\d-]+\.\w{3,4}$).+", file_url) # regex with positive lookahead
+  matched_file = re.search("(?=[\\w\\d-]+\\.\\w{3,4}$).+", file_url) # regex with positive lookahead
   if matched_file is not None:
     file_name_with_extension = matched_file.group(0)
   else:

real_world_examples/generate_password.py

@@ -0,0 +1,25 @@
+import string
+import secrets
+
+def get_alphabet():
+    letters = string.ascii_letters
+    digits = string.digits
+    special_chars = string.punctuation
+
+    # Alphabet is the combination of letters, digits and special characters
+    alphabet = letters + digits + special_chars
+    return alphabet
+
+# Password constraints
+# define password length, must be more than 8 chars
+# at least 1 upper case, 1 lower case, 1 digit and 1 special character
+password_len = int(input("Give password length(8 or more): "))
+if password_len <8:
+    exit("Length must be at least 8 characters")
+password = ''
+
+for i in range(password_len):
+    password += ''.join(secrets.choice(get_alphabet()))
+
+print(f"Password is: {password}")
+

real-world-examples/get_all_links.py → real_world_examples/get_all_links.py

@@ -29,10 +29,11 @@
 # Save the links in a file
 # just get the domain name and create a file by domain name with -links.txt
 domain_name = url.split('//')[1]
+print(f"domain name: {domain_name}")
 file_name = domain_name + '-links.txt'
 
 with open(file_name, 'w+') as file_to_write:
     for link in all_links:
         href_link = link.get('href')
-        if re.search("facebook|fb|instagram|linkedin|twitter|google|telegram|whatsapp|pinterest|goo\.gl|baidu", href_link) is None:
+        if re.search("facebook|fb|instagram|linkedin|twitter|google|telegram|whatsapp|pinterest|goo\\.gl|baidu", href_link) is None:
             file_to_write.write(href_link + "\n")