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add more explanatory prose for claude code example (#1443)

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* add more explanatory prose for claude code example

* fix containerprocess type hint
This commit is contained in:
Charles Frye
2026-01-15 11:52:19 -08:00
committed by GitHub
parent d3a233e5fd
commit c5564e2697
1 changed files with 25 additions and 5 deletions
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30
13_sandboxes/sandbox_agent.py
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@@ -11,10 +11,13 @@
# and examine files.
import modal
from modal.container_process import ContainerProcess
app = modal.App.lookup("example-sandbox-agent", create_if_missing=True)
# First we create a custom Image that has Claude Code installed.
# First, we create a custom [Image](https://modal.com/docs/images) that has Claude Code
# and git installed.
image = (
modal.Image.debian_slim(python_version="3.12")
.apt_install("curl", "git")
@@ -24,20 +27,35 @@ image = (
)
)
# Then we create our Sandbox.
with modal.enable_output():
sandbox = modal.Sandbox.create(app=app, image=image)
print(f"Sandbox ID: {sandbox.object_id}")
# Next we'll clone a repository that Claude Code will work on.
# Next we'll clone the repository that Claude Code will work on.
# We'll use [the Modal examples repo](https://github.com/modal-labs/modal-examples)
# that this example is a part of.
# We trigger the clone by [`exec`](https://modal.com/docs/reference/modal.Sandbox#exec)uting
# `git` as a process inside the Sandbox. We then `.wait` for it to finish.
# You can read more about the interface for managing
# `ContainerProcess`es in Sandboxes [here](https://modal.com/docs/reference/modal.container_process).
repo_url = "https://github.com/modal-labs/modal-examples"
git_ps = sandbox.exec("git", "clone", "--depth", "1", repo_url, "/repo")
git_ps: ContainerProcess = sandbox.exec(
"git", "clone", "--depth", "1", repo_url, "/repo"
)
git_ps.wait()
print(f"Cloned '{repo_url}' into /repo.")
# Finally we'll run Claude Code to analyze the repository.
# Finally we'll use `exec` again to run Claude Code to analyze the repository.
# Here, we pass the `pty` flag to give the process a
# [pseudo-terminal](https://unix.stackexchange.com/questions/21147/what-are-pseudo-terminals-pty-tty).
claude_cmd = ["claude", "-p", "What is in this repository?"]
print("\nRunning command:", claude_cmd)
print("\nRunning command:", *claude_cmd)
claude_ps = sandbox.exec(
*claude_cmd,
@@ -49,6 +67,8 @@ claude_ps = sandbox.exec(
)
claude_ps.wait()
# Once the command finishes, we read the `stdout` and `stderr`.
print("\nAgent stdout:\n")
print(claude_ps.stdout.read())