clean up loaders (#1178)

langchain/document_loaders/azlyrics.py

@@ -8,10 +8,6 @@ from langchain.document_loaders.web_base import WebBaseLoader
 class AZLyricsLoader(WebBaseLoader):
     """Loader that loads AZLyrics webpages."""
 
-    def __init__(self, web_path: str):
-        """Initialize with webpage path."""
-        self.web_path = web_path
-
     def load(self) -> List[Document]:
         """Load webpage."""
         soup = self.scrape()

langchain/document_loaders/college_confidential.py

@@ -8,10 +8,6 @@ from langchain.document_loaders.web_base import WebBaseLoader
 class CollegeConfidentialLoader(WebBaseLoader):
     """Loader that loads College Confidential webpages."""
 
-    def __init__(self, web_path: str):
-        """Initialize with webpage path."""
-        self.web_path = web_path
-
     def load(self) -> List[Document]:
         """Load webpage."""
         soup = self.scrape()

langchain/document_loaders/imsdb.py

@@ -8,10 +8,6 @@ from langchain.document_loaders.web_base import WebBaseLoader
 class IMSDbLoader(WebBaseLoader):
     """Loader that loads IMSDb webpages."""
 
-    def __init__(self, web_path: str):
-        """Initialize with webpage path."""
-        self.web_path = web_path
-
     def load(self) -> List[Document]:
         """Load webpage."""
         soup = self.scrape()

langchain/document_loaders/powerpoint.py

@@ -2,18 +2,19 @@
 import os
 from typing import List
 
-from unstructured.__version__ import __version__ as __unstructured_version__
-from unstructured.file_utils.filetype import FileType, detect_filetype
-
 from langchain.document_loaders.unstructured import UnstructuredFileLoader
 
-unstructured_version = tuple([int(x) for x in __unstructured_version__.split(".")])
-
 
 class UnstructuredPowerPointLoader(UnstructuredFileLoader):
     """Loader that uses unstructured to load powerpoint files."""
 
     def _get_elements(self) -> List:
+        from unstructured.__version__ import __version__ as __unstructured_version__
+        from unstructured.file_utils.filetype import FileType, detect_filetype
+
+        unstructured_version = tuple(
+            [int(x) for x in __unstructured_version__.split(".")]
+        )
         # NOTE(MthwRobinson) - magic will raise an import error if the libmagic
         # system dependency isn't installed. If it's not installed, we'll just
         # check the file extension