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Perf: Optimize string construction in _find_and_replace #27

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Perf: Optimize string construction in _find_and_replace #27

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10 changes: 5 additions & 5 deletions src/textwatermark/template.py
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Original file line number Diff line number Diff line change
Expand Up @@ -290,19 +290,19 @@ def _find_and_replace(self, text: str, wm_final: str, loop: bool):

confusables_chars_keys = "".join(self.confusables_chars.keys())
wm_idx = 0
wm_text = ""
wm_parts = []
for idx in range(len(text)):
if not loop and wm_idx >= len(wm_final):
wm_text += text[idx:]
wm_parts.append(text[idx:])
break
# 查找并替换成水印字符
if confusables_chars_keys.find(text[idx]) != -1:
offset = wm_final[wm_idx % len(wm_final)]
wm_text += self.confusables_chars[text[idx]][int(offset)]
wm_parts.append(self.confusables_chars[text[idx]][int(offset)])
wm_idx += 1
else:
wm_text += text[idx]
return wm_text
wm_parts.append(text[idx])
return "".join(wm_parts)

def _decorate_each_char(self, text: str, wm_final: str, loop: bool):
if not isinstance(self.confusables_chars, dict):
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