bug: temp_dir deletion (JelteF#189)

* bug: temp_dir deletion

Avoid calling rm_temp_dir() when generate_pdf(..., clean=False)

* Update document.py

pylatex/document.py

@@ -260,12 +260,11 @@ def generate_pdf(self, filepath=None, *, clean=True, clean_tex=True,
                             # Use FileNotFoundError when python 2 is dropped
                             if e.errno != errno.ENOENT:
                                 raise
+                rm_temp_dir()
 
             if clean_tex:
                 os.remove(basename + '.tex')  # Remove generated tex file
 
-            rm_temp_dir()
-
             # Compilation has finished, so no further compilers have to be
             # tried
             break