修复分割函数中使用的变量错误 (#1443)

* Fix force_breakdown function parameter name

* Add handling for PDFs with lowercase starting paragraphs

* Change first lowercase word in meta_txt to uppercase

crazy_functions/crazy_utils.py

@@ -466,6 +466,9 @@ def read_and_clean_pdf_text(fp):
                     return True
                 else:
                     return False
+            # 对于某些PDF会有第一个段落就以小写字母开头,为了避免索引错误将其更改为大写
+            if starts_with_lowercase_word(meta_txt[0]):
+                meta_txt[0] = meta_txt[0].capitalize()
             for _ in range(100):
                 for index, block_txt in enumerate(meta_txt):
                     if starts_with_lowercase_word(block_txt):