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fix(install.sh): use Python bin-dir litellm binary to avoid CWD sys.path shadowing

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This commit is contained in:
Ishaan Jaffer 2026-03-14 12:22:03 -07:00
parent 86162d7714
commit 2b3d8a1dbf
1 changed files with 22 additions and 7 deletions
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29
scripts/install.sh
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@ -56,7 +56,7 @@ for candidate in python3 python; do
major="$("$candidate" -c 'import sys; print(sys.version_info.major)' 2>/dev/null || true)"
minor="$("$candidate" -c 'import sys; print(sys.version_info.minor)' 2>/dev/null || true)"
if [ "${major:-0}" -ge "$MIN_PYTHON_MAJOR" ] && [ "${minor:-0}" -ge "$MIN_PYTHON_MINOR" ]; then
PYTHON_BIN="$candidate"
PYTHON_BIN="$(command -v "$candidate")"
info "Python: $("$candidate" --version 2>&1)"
break
fi
@ -81,20 +81,35 @@ echo ""
header "Installing litellm[proxy]…"
echo ""
"$PYTHON_BIN" -m pip install --upgrade --force-reinstall "${LITELLM_PACKAGE}" \
"$PYTHON_BIN" -m pip install --upgrade --force-reinstall --no-cache-dir "${LITELLM_PACKAGE}" \
|| die "pip install failed. Try manually: $PYTHON_BIN -m pip install '${LITELLM_PACKAGE}'"
# ── version check (use the Python we installed into, not any PATH binary) ──
# ── find the litellm binary installed alongside this Python ────────────────
# Use the bin dir of the resolved Python executable — not PATH — so we always
# run the version we just installed, even if the user is inside a repo checkout.
PYTHON_BIN_DIR="$(dirname "$PYTHON_BIN")"
LITELLM_BIN="${PYTHON_BIN_DIR}/litellm"
if [ ! -x "$LITELLM_BIN" ]; then
# Fall back to user-base bin (pip install --user)
USER_BIN="$("$PYTHON_BIN" -c 'import site; print(site.getuserbase())')/bin"
LITELLM_BIN="${USER_BIN}/litellm"
fi
if [ ! -x "$LITELLM_BIN" ]; then
die "litellm binary not found after install. Try: $PYTHON_BIN -m pip install --user '${LITELLM_PACKAGE}'"
fi
# ── success banner ─────────────────────────────────────────────────────────
echo ""
success "LiteLLM installed"
installed_ver="$("$PYTHON_BIN" -W ignore::RuntimeWarning -m litellm.proxy.proxy_cli --version 2>&1 | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | head -1 || true)"
installed_ver="$("$LITELLM_BIN" --version 2>&1 | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | head -1 || true)"
[ -n "$installed_ver" ] && info "Version: $installed_ver"
# ── PATH hint ──────────────────────────────────────────────────────────────
if ! command -v litellm >/dev/null 2>&1; then
USER_BIN="$("$PYTHON_BIN" -c 'import site; print(site.getuserbase())')/bin"
info "Note: add litellm to your PATH: export PATH=\"\$PATH:$USER_BIN\""
info "Note: add litellm to your PATH: export PATH=\"\$PATH:${PYTHON_BIN_DIR}\""
fi
# ── launch setup wizard ────────────────────────────────────────────────────
@ -104,7 +119,7 @@ read -r answer </dev/tty
if [ -z "$answer" ] || [ "$answer" = "y" ] || [ "$answer" = "Y" ]; then
echo ""
exec "$PYTHON_BIN" -W ignore::RuntimeWarning -m litellm.proxy.proxy_cli --setup
exec "$LITELLM_BIN" --setup
else
echo ""
header "Quick start:"