27. Reading Files - tomaslt99/Python-language-tutorials GitHub Wiki

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Reading Files:
* r – reads
* r+ – read and writes (add “+” sign)
* w – writes
* a – append

syntax:
employee_file = open(“employees.txt”, “r”)

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File – employees.txt

Jim – Salesman
pam – Receptionist
Oscar – Accountant

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Check if the file is readable.

employee_file = open(“employees.txt”,”r”)
print(employee_file.readable())
employee_file.close()

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Displays the whole file.

employee_file = open(“employees.txt”,”r”)
print(employee_file.read())
employee_file.close()

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Display individual lines

employee_file = open(“employees.txt”,”r”)
print(employee_file.readline()) # Displays 1st line
print(employee_file.readline()) # Displays 2nd line
employee_file.close()

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Display file in a list.

employee_file = open(“employees.txt”,”r”)
print(employee_file.readlines())
employee_file.close()

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Specifying to display specific lines in a file.

employee_file = open(“employees.txt”,”r”)
print(employee_file.readlines()[2])
employee_file.close()