CLI CI 2 (#12387)

Will run all CI because of _test change, but future PRs against CLI will
only trigger the new CLI one

Has a bunch of file changes related to formatting/linting.

No mypy yet - coming soon

libs/cli/langchain_cli/cli.py

@@ -1,10 +1,10 @@
-import typer
 import subprocess
 from typing import Optional
+
+import typer
 from typing_extensions import Annotated
 
-from langchain_cli.namespaces import hub
-from langchain_cli.namespaces import serve
+from langchain_cli.namespaces import hub, serve
 
 app = typer.Typer(no_args_is_help=True, add_completion=False)
 app.add_typer(hub.hub, name="hub", help=hub.__doc__)

libs/cli/langchain_cli/dev_scripts.py

@@ -4,6 +4,7 @@ Development Scripts for Hub Packages
 
 from fastapi import FastAPI
 from langserve.packages import add_package_route
+
 from langchain_cli.utils.packages import get_package_root
 
 

libs/cli/langchain_cli/namespaces/hub.py

@@ -2,13 +2,14 @@
 Manage installable hub packages.
 """
 
-import typer
-from typing import Optional
-from typing_extensions import Annotated
-from pathlib import Path
+import re
 import shutil
 import subprocess
-import re
+from pathlib import Path
+from typing import Optional
+
+import typer
+from typing_extensions import Annotated
 
 hub = typer.Typer(no_args_is_help=True, add_completion=False)
 

libs/cli/langchain_cli/namespaces/serve.py

@@ -2,21 +2,23 @@
 Manage LangServe application projects.
 """
 
-import typer
-from typing import Optional, List
-from typing_extensions import Annotated
-from pathlib import Path
 import shutil
 import subprocess
+from pathlib import Path
+from typing import List, Optional
+
+import tomli
+import typer
+from langserve.packages import get_langserve_export, list_packages
+from typing_extensions import Annotated
+
+from langchain_cli.utils.events import create_events
 from langchain_cli.utils.git import (
     copy_repo,
-    update_repo,
     parse_dependency_string,
+    update_repo,
 )
 from langchain_cli.utils.packages import get_package_root
-from langchain_cli.utils.events import create_events
-from langserve.packages import list_packages, get_langserve_export
-import tomli
 
 REPO_DIR = Path(typer.get_app_dir("langchain")) / "git_repos"
 
@@ -101,7 +103,8 @@ def add(
     if len(repo) != 0:
         if len(dependencies) != 0:
             raise typer.BadParameter(
-                "Cannot specify both repo and dependencies. Please specify one or the other."
+                "Cannot specify both repo and dependencies. "
+                "Please specify one or the other."
             )
         dependencies = [f"git+https://github.com/{r}" for r in repo]
 
@@ -144,7 +147,8 @@ def add(
         # detect name conflict
         if langserve_export["package_name"] in installed_names:
             typer.echo(
-                f"Package with name {langserve_export['package_name']} already installed. Skipping...",
+                f"Package with name {langserve_export['package_name']} already "
+                "installed. Skipping...",
             )
             continue
 
@@ -154,7 +158,8 @@ def add(
         destination_path = package_dir / inner_api_path
         if destination_path.exists():
             typer.echo(
-                f"Endpoint {langserve_export['package_name']} already exists. Skipping...",
+                f"Endpoint {langserve_export['package_name']} already exists. "
+                "Skipping...",
             )
             continue
         copy_repo(source_path, destination_path)

libs/cli/langchain_cli/package_template/package_template/chain.py

@@ -1,6 +1,5 @@
-from langchain.prompts import ChatPromptTemplate
 from langchain.chat_models import ChatOpenAI
-
+from langchain.prompts import ChatPromptTemplate
 
 _prompt = ChatPromptTemplate.from_messages(
     [

libs/cli/langchain_cli/utils/events.py

@@ -1,6 +1,7 @@
-import urllib3
 import json
-from typing import List, Dict, Any, Optional, TypedDict
+from typing import Any, Dict, List, Optional, TypedDict
+
+import urllib3
 
 WRITE_KEY = "310apTK0HUFl4AOv"
 

libs/cli/langchain_cli/utils/git.py

@@ -1,15 +1,16 @@
-from typing import Optional, TypedDict
-from pathlib import Path
-
-import shutil
+import hashlib
 import re
+import shutil
+from pathlib import Path
+from typing import Optional, TypedDict
+
+from git import Repo
+
 from langchain_cli.constants import (
+    DEFAULT_GIT_REF,
     DEFAULT_GIT_REPO,
     DEFAULT_GIT_SUBDIRECTORY,
-    DEFAULT_GIT_REF,
 )
-import hashlib
-from git import Repo
 
 
 class DependencySource(TypedDict):

libs/cli/langchain_cli/utils/packages.py

@@ -1,5 +1,5 @@
 from pathlib import Path
-from typing import Set, Optional
+from typing import Optional, Set
 
 
 def get_package_root(cwd: Optional[Path] = None) -> Path: