fix: Read files even without progress bar ...

Fixes #50

src/macrogen/config.py

@@ -328,9 +328,10 @@ def progress(self, iterable, *args, **kwargs):
                     kwargs['dynamic_ncols'] = True
                 with tqdm_logging_redirect():
                     yield from tqdm(iterable, *args, **kwargs)
+                    return
             except ImportError:
-                pass
-        return iterable
+                logger.info('Could not import progress bar, working without progress info')
+        yield from iterable
 
     def relative_path(self, absolute_path):
         return Path(absolute_path).relative_to(self.path.data)

src/macrogen/uris.py

@@ -241,7 +241,8 @@ def uris(self):
     @classmethod
     def _load_database(cls):
         cls.corrections = cls._load_corrections()
-        sigil_data = [doc.to_record() for doc in all_documents()]
+        documents = all_documents()
+        sigil_data = [doc.to_record() for doc in documents]
         cls.database = cls.build_database(sigil_data)
 
     @classmethod
@@ -266,6 +267,8 @@ def _load_paralipomena(cls, url=None):
     @classmethod
     def build_database(cls, sigil_data):
         database = {}
+        if len(sigil_data) == 0:
+            raise ValueError('No sigil data!')
         for doc in sigil_data:
             wit = cls(doc)
             for uri in wit.uris():

src/macrogen/witnesses.py

@@ -312,7 +312,10 @@ def resolve(self, arg: str, inscription: Optional[str]=None):
 
 @lru_cache()
 def all_documents(path: Optional[Path] = None):
-    logger.debug('Reading inscription info from sources ...')
     if path is None:
         path = config.path.data.joinpath('document')
-    return [Document(doc) for doc in config.progress(list(path.rglob('**/*.xml')))]
+    logger.debug('Reading inscription info from sources in %s...', path)
+    files = list(path.glob('**/*.xml'))
+    if not files:
+        raise ValueError(f'No XML files found in {path}!')
+    return [Document(doc) for doc in (config.progress(files))]