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Refine fastmcp-slim packaging (#4125)

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* Refine fastmcp-slim packaging

* Format install hints
This commit is contained in:
Jeremiah Lowin 2026-05-12 10:11:57 -04:00 • committed by GitHub
commit ee48a0fd6e
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13 changed files with 163 additions and 161 deletions
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32
.github/workflows/run-tests.yml vendored
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@ -145,7 +145,14 @@ jobs:
import fastmcp
import fastmcp.settings
assert not any(ep.name == "fastmcp" for ep in entry_points(group="console_scripts"))
assert any(ep.name == "fastmcp" for ep in entry_points(group="console_scripts"))
try:
from fastmcp.cli import app
except ImportError as exc:
assert "FastMCP CLI support is not installed" in str(exc)
else:
raise AssertionError(f"bare fastmcp-slim unexpectedly imported CLI app {app!r}")
try:
fastmcp.FastMCP
@ -167,7 +174,14 @@ jobs:
from fastmcp.client.transports import StdioTransport, StreamableHttpTransport
from fastmcp.mcp_config import MCPConfig
assert not any(ep.name == "fastmcp" for ep in entry_points(group="console_scripts"))
assert any(ep.name == "fastmcp" for ep in entry_points(group="console_scripts"))
try:
from fastmcp.cli import app
except ImportError as exc:
assert "FastMCP CLI support is not installed" in str(exc)
else:
raise AssertionError(f"client-only slim unexpectedly imported CLI app {app!r}")
assert Client("https://example.com/mcp")
assert StreamableHttpTransport("https://example.com/mcp")
@ -188,9 +202,18 @@ jobs:
SLIM_WHEEL=$(ls /tmp/fastmcp-dist/fastmcp_slim-*.whl)
uv pip install --python /tmp/fastmcp-slim-server-smoke/bin/python "${SLIM_WHEEL}[server]"
/tmp/fastmcp-slim-server-smoke/bin/python - <<'PY'
from importlib.metadata import entry_points
from fastmcp import FastMCP
from fastmcp.cli import app
assert any(
ep.name == "fastmcp" and ep.value == "fastmcp.cli:app"
for ep in entry_points(group="console_scripts")
)
mcp = FastMCP("smoke")
assert app is not None
assert mcp.name == "smoke"
PY
@ -201,11 +224,16 @@ jobs:
uv pip install --python /tmp/fastmcp-full-smoke/bin/python --find-links /tmp/fastmcp-dist "$FULL_WHEEL"
/tmp/fastmcp-full-smoke/bin/python - <<'PY'
from importlib.metadata import entry_points
from importlib.metadata import requires
from fastmcp import Client, FastMCP
from fastmcp.client.client import CallToolResult
from fastmcp.exceptions import ToolError
fastmcp_reqs = requires("fastmcp") or []
assert any("fastmcp-slim[client,server]" in req for req in fastmcp_reqs)
assert not any("fastmcp-slim[full" in req for req in fastmcp_reqs)
assert any(
ep.name == "fastmcp" and ep.value == "fastmcp.cli:app"
for ep in entry_points(group="console_scripts")