langgraph/concepts/langgraph_studio/

[giscus[bot]]

langgraph/concepts/langgraph_studio/

Build language agents as graphs

https://langchain-ai.github.io/langgraph/concepts/langgraph_studio/

[sanjeed5]

cool stuff

[Fancyfoot]

Awesome Guys

[avfranco-br]

Hi, great stuff! However, I haven't been able to fix an issue that's causing my application not start with Langgraph Studio. I am using requirements.txt and all modules successfully imported., Langgraph Studios is installed on the same project environment. Any help will be very appreciated. Many thanks.

Failed to start project ea4all
error | Traceback (most recent call last):
File "/usr/local/lib/python3.11/site-packages/starlette/routing.py", line 693, in lifespan
async with self.lifespan_context(app) as maybe_state:
File "/usr/local/lib/python3.11/contextlib.py", line 210, in aenter
return await anext(self.gen)
^^^^^^^^^^^^^^^^^^^^^
File "/api/langgraph_api/lifespan.py", line 30, in lifespan
File "/api/langgraph_api/graph.py", line 257, in collect_graphs_from_env
File "/usr/local/lib/python3.11/site-packages/langchain_core/runnables/config.py", line 588, in run_in_executor
return await asyncio.get_running_loop().run_in_executor(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.11/concurrent/futures/thread.py", line 58, in run
result = self.fn(*self.args, **self.kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.11/site-packages/langchain_core/runnables/config.py", line 579, in wrapper
return func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "/api/langgraph_api/graph.py", line 295, in _graph_from_spec
File "", line 940, in exec_module
File "", line 241, in _call_with_frames_removed
File "/deps/__outer_ea4all/src/src/apm_graph/graph.py", line 25, in
from langchain.hub import pull
ModuleNotFoundError: No module named 'langchain'
Could not import python module for graph:
GraphSpec(id='apm_qna', path='/deps/__outer_ea4all/src/src/apm_graph/graph.py', module=None, variable='graph', config=None)

error | Application startup failed. Exiting.