Use the join() method to join all the items if an iterable into a string. The basic syntax is: string.join(iterable) As per the syntax above, a string is required as a separator. The method returns a new string, which means…
Use the endswith() method to check if a string ends with a certain value. phrase = "This is a regular text" print(phrase.endswith('regular text')) #output: True print(phrase.endswith('This')) #output: False You can also set if you want to begin the match in…
Use the isupper() method to check if the characters in a string are all in upper case. text = 'This is a regular text' print(text.isupper()) #output: False text = 'THIS IS A REGULAR TEXT' print(text.isupper()) #output: True text = 'THIS…
Use the capitalize() method to convert to upper case only the first character in a string. The rest of the string is converted to lower case. text = 'this is a regular text' print(text.capitalize()) #This is a regular text text…
Use the startswith() method to check if a string begins with a certain value. phrase = "This is a regular text" print(phrase.startswith('This is')) #output: True print(phrase.startswith('text')) #output: False You can also set if you want to begin the match in…
Use the isspace() method to check if the characters in a string are all white spaces. text = ' ' print(text.isspace()) #output: True text = ' \f\n\r\t\v' print(text.isspace()) #output: True text = ' ' print(text.isspace()) #output: True text = ''…
Use the isidentifier() method to check a valid identifier. A valid identifier has only letters, digits, and underscores. text = 'file1' print(text.isidentifier()) #output: True text = '1file' print(text.isidentifier()) #output: False text = 'file1_final' print(text.isidentifier()) #output: True text = 'file1 final'…
Use the isprintable() method to check if the characters in a string are printable. text = '' # notice this is an empty string, there is no white space here print(text.isprintable()) #output: True text = 'This is a regular text'…
Use the isalnum() method to check if a string only contains alphanumeric characters. word = 'beach' print(word.isalnum()) #output: True word = '32' print(word.isalnum()) #output: True word = 'number32' #notice there is no space print(word.isalnum()) #output: True word = 'Favorite number…
Use the ljust() to left-justify a string. word = 'beach' number_spaces = 32 word_justified = word.ljust(number_spaces) print(word) #'beach' print(word_justified) #'beach ' Notice the spaces in the second string. The word ‘beach’ has 5 characters, which gives us 27 spaces to…