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Part 1: Write regular expression to validate the pattem of a website URL. A valid URL starts by http or https (capital or small case letters) followed by :// The URL contains triple w characters next (capital or small case letters as well). The rest of the URL contains several repetitions (at least two) of naming postfix strings (characters and digits of arbitrary length) separated by dot (,). Validate your expression by using regex search Part 2: Write a function called File_statistics that process a text file to show the following statistics regarding the file 1- The total number of lines in the file. 2- The total number of words found on the file. 3- The total number of characters contained in the file. 4- The total number of white spaces found on the file. The function should handle possible erroncous cases such as empty file or inability opening the file by throwing descriptive exceptions.

Part 1: Write regular expression to validate the pattem of a website URL. A valid URL starts by http or https (capital or small case letters) followed by :// The URL contains triple w characters next (capital or small case letters as well). The rest of the URL contains several repetitions (at least two) of naming postfix strings (characters and digits of arbitrary length) separated by dot (,). Validate your expression by using regex search Part 2: Write a function called File_statistics that process a text file to show the following statistics regarding the file 1- The total number of lines in the file. 2- The total number of words found on the file. 3- The total number of characters contained in the file. 4- The total number of white spaces found on the file. The function should handle possible erroncous cases such as empty file or inability opening the file by throwing descriptive exceptions.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Part 1: Write regular expression to validate the patterm of a website URL. A valid URL starts by http or https (capital or small case letters) followed by ://. The URL contains triple w characters next (capital or small case letters as well). The rest of the URL contains several repetitions (at least two) of naming postfix strings (characters and digits of arbitrary length) separated by dot (.). Validate your expression by using regex search Part 2: Write a function called File_statistics that process a text file to show the following statistics regarding the file 1- The total number of lines in the file. 2- The total number of words found on the file. 3- The total number of characters contained in the file. 4- The total number of white spaces found on the file. The function should handle possible erroneous cases such as empty file or inability opening the file by throwing descriptive exceptions.
Transcribed Image Text:Part 1: Write regular expression to validate the patterm of a website URL. A valid URL starts by http or https (capital or small case letters) followed by ://. The URL contains triple w characters next (capital or small case letters as well). The rest of the URL contains several repetitions (at least two) of naming postfix strings (characters and digits of arbitrary length) separated by dot (.). Validate your expression by using regex search Part 2: Write a function called File_statistics that process a text file to show the following statistics regarding the file 1- The total number of lines in the file. 2- The total number of words found on the file. 3- The total number of characters contained in the file. 4- The total number of white spaces found on the file. The function should handle possible erroneous cases such as empty file or inability opening the file by throwing descriptive exceptions.
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