Escape error question when using regular expression.

Asked 2 years ago, Updated 2 years ago, 91 views

'A lesson for all of us: "If we do not offer the body and mind a period of rest, retreat, and recovery, our \x93engagement\x94 with the world becomes a form of self-injury, of overload. We don\x92t develop resistance or resilience. '

I wanted to get rid of the "\x" part of this sentence, so I used the regular expression

 sentence = re.sub("\\\x", "", sentence)

I made the chords like this.

incomplete escape \x at position 0

I see this error.

What should I do?

python3 regex

2022-09-22 18:29

1 Answers

When using a regular expression, it is recommended to use the r 'regular expression' form as shown in the regex variable below. Called rawstring.

import re

sentence = 'A lesson for all of us: "If we do not offer the body and mind a period of rest, retreat, and recovery, our \x93engagement\x94 with the world becomes a form of self-injury, of overload. We don\x92t develop resistance or resilience. '
regex = r'\\x'
sentence = re.sub(regex, "", sentence)

print(sentence)

When r is added, the backslash is recognized as it is without processing it separately in the string. Try running the following code.

message1 = 'Hello\nWorld'
print(message1)
print("======")
message2 = r'Hello\nWorld'
print(message2)


2022-09-22 18:29

If you have any answers or tips


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