Python String isprintable()

2021 VietMX PYTHON 0

The isprintable() methods returns True if all characters in the string are printable or the string is empty. If not, it returns False.

Characters that occupy printing space on the screen are known as printable characters. For example:

  • letters and symbols
  • digits
  • punctuation
  • whitespace

The syntax of isprintable() is:

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string.isprintable()

1. isprintable() Parameters

isprintable() doesn’t take any parameters.

2. Return Value from isprintable()

The isprintable() method returns:

  • True if the string is empty or all characters in the string are printable
  • False if the string contains at least one non-printable character

3. Example 1: Working of isprintable()

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s = 'Space is a printable'
print(s)
print(s.isprintable())
 
s = '\nNew Line is printable'
print(s)
print(s.isprintable())
 
s = ''
print('\nEmpty string printable?', s.isprintable())

Output

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Space is a printable
True
 
New Line is printable
False
 
Empty string printable? True

4. Example 2: How to use isprintable()?

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# written using ASCII
# chr(27) is escape character
# char(97) is letter 'a'
s = chr(27) + chr(97)
 
if s.isprintable() == True:
  print('Printable')
else:
  print('Not Printable')
   
s = '2+2 = 4'
 
if s.isprintable() == True:
  print('Printable')
else:
  print('Not Printable')

Output

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Not Printable
Printable

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