Write a Python application to verify correct phone number format, (703) 456-7890, by implementing the following:...

 

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Write a Python application to verify correct phone number format, (703) 456-7890, by implementing the following: 1. Create an Exception class (PhoneNumberException) for detecting an invalid phone number format. The class must provide a default error message, "Error: Invalid Phone Number Format." 2. Create a Python application that reads a phone number. 3. Use the try and except blocks to detect and handle incorrect format. For example: Enter Phone Number (xxxxx) xxx-xxxx: 7034567890 Error: Invalid Phone Number Format. Enter Phone Number (xxx) xxx-xxxx: 703-456-7890 Error: Invalid Phone Number Format. Enter Phone Number (xxx) xxx-xxxx: (703)456-7890 Error: Invalid Phone Number Format. 4. If there is no error, the application displays that the phone number entered is valid. Enter Phone Number (xxx) xxx-xxxx: (703) 456-7890 (703) 456-7890 is valid Write a Python application to verify correct phone number format, (703) 456-7890, by implementing the following: 1. Create an Exception class (PhoneNumberException) for detecting an invalid phone number format. The class must provide a default error message, "Error: Invalid Phone Number Format." 2. Create a Python application that reads a phone number. 3. Use the try and except blocks to detect and handle incorrect format. For example: Enter Phone Number (xxxxx) xxx-xxxx: 7034567890 Error: Invalid Phone Number Format. Enter Phone Number (xxx) xxx-xxxx: 703-456-7890 Error: Invalid Phone Number Format. Enter Phone Number (xxx) xxx-xxxx: (703)456-7890 Error: Invalid Phone Number Format. 4. If there is no error, the application displays that the phone number entered is valid. Enter Phone Number (xxx) xxx-xxxx: (703) 456-7890 (703) 456-7890 is valid