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Update util.py

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Added the function `smart_split` to split text into meaningful parts.
This commit is contained in:
SwissCorePy 2021-06-03 18:51:32 +02:00
parent f7cf1965cb
commit 20030f47af
1 changed files with 34 additions and 0 deletions
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34
telebot/util.py
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@ -17,6 +17,8 @@ try:
except:
pil_imported = False
MAX_MESSAGE_LENGTH = 4096
logger = logging.getLogger('TeleBot')
thread_local = threading.local()
@ -223,6 +225,38 @@ def split_string(text, chars_per_string):
"""
return [text[i:i + chars_per_string] for i in range(0, len(text), chars_per_string)]
def smart_split(text, chars_per_string=MAX_MESSAGE_LENGTH):
f"""
Splits one string into multiple strings, with a maximum amount of `chars_per_string` characters per string.
This is very useful for splitting one giant message into multiples.
If `chars_per_string` > {MAX_MESSAGE_LENGTH}: `chars_per_string` = {MAX_MESSAGE_LENGTH}.
Splits by '\n', '. ' or ' ' in exactly this priority.
:param text: The text to split
:param chars_per_string: The number of maximum characters per part the text is split to.
:return: The splitted text as a list of strings.
"""
def _text_before_last(substr):
return substr.join(part.split(substr)[:-1]) + substr
if chars_per_string > MAX_MESSAGE_LENGTH: chars_per_string = MAX_MESSAGE_LENGTH
parts = []
while True:
if len(text) < chars_per_string:
parts.append(text)
return parts
part = text[:chars_per_string]
if ("\n" in part): part = _text_before_last("\n")
elif (". " in part): part = _text_before_last(". ")
elif (" " in part): part = _text_before_last(" ")
parts.append(part)
text = text[len(part):]
# CREDITS TO http://stackoverflow.com/questions/12317940#answer-12320352
def or_set(self):
self._set()