fix to issue #94 (#95)

* fix to #94 (comment)

now all text will inferred as string and the user can change it to their desired data type.

* maybe a simpler solution

Co-authored-by: lolipopshock <22512825+lolipopshock@users.noreply.github.com>

Author: kforcodeai

src/layoutparser/ocr/tesseract_agent.py

@@ -91,7 +91,11 @@ def _detect(self, img_content):
         )
         _data = pytesseract.image_to_data(img_content, lang=self.lang, **self.configs)
         res["data"] = pd.read_csv(
-            io.StringIO(_data), quoting=csv.QUOTE_NONE, encoding="utf-8", sep="\t"
+            io.StringIO(_data),
+            quoting=csv.QUOTE_NONE,
+            encoding="utf-8",
+            sep="\t",
+            converters={"text": str},
         )
         return res