check latex in PATH

crazy_functions/Latex输出PDF结果.py

@@ -134,8 +134,8 @@ def Latex英文纠错加PDF对比(txt, llm_kwargs, plugin_kwargs, chatbot, histo
 
     # <-------------- check deps ------------->
     try:
-        import glob, os, time
-        os.system(f'pdflatex -version')
+        import glob, os, time, subprocess
+        subprocess.Popen(['pdflatex', '-version'])
         from .latex_utils import Latex精细分解与转化, 编译Latex
     except Exception as e:
         chatbot.append([ f"解析项目: {txt}",
@@ -204,8 +204,8 @@ def Latex翻译中文并重新编译PDF(txt, llm_kwargs, plugin_kwargs, chatbot,
 
     # <-------------- check deps ------------->
     try:
-        import glob, os, time
-        os.system(f'pdflatex -version')
+        import glob, os, time, subprocess
+        subprocess.Popen(['pdflatex', '-version'])
         from .latex_utils import Latex精细分解与转化, 编译Latex
     except Exception as e:
         chatbot.append([ f"解析项目: {txt}",