LIS 4970 IR & Text Mining (LIS4970)

Download the example text directory from Canvas. Read all text files in the directory. Write a program to save words and their counts aggregated across all these text files to ''. hint: after download the zipped file, extract it to a directory, your program first needs to list all files in a directory ( files-in-a-directory-in-python 2) Then, you may use file read method (section 7.4 in Python book) to read content from each file. use late() method to replace punctuations as shown on page...

Use method () to extract an email address from a user supplied string (Assuming the email address is any continuous string without space and containing @ sign. If there are multiple emails, please extract the first one).

- use regular expression to extract all email address from “ download”, and write it to a file “”