| Pitfall | Symptom | Solution | |---------|---------|----------| | Version drift | "Module not found" | Use lockfiles and freeze versions | | Incomplete downloads | Checksum error | Always validate checksums | | Permission denied | Cannot write to /usr/lib | Download to user-writable directories or use sudo judiciously | | Network flakiness | Broken pipe / timeout | Add retry logic: curl --retry 3 --retry-delay 2 | | Missing transitive deps | Runtime import errors | Use recursive downloaders ( pip download --no-deps vs default) |
DEP_DIR="./offline-deps" PYTHON_DEP_DIR="$DEP_DIR/wheels" BINARY_URL="https://github.com/example/cli-tool/releases/download/v1.2.3/cli-tool-linux-amd64" BINARY_NAME="cli-tool" shell dep download
Safety instrumented systems, process analyzers, and project execution. It should check if the dependency exists and
When downloading dependencies, keep the following best practices in mind: and project execution. When downloading dependencies
Your setup.sh script should be idempotent. If you run it twice, it shouldn't re-download 500MB of files. It should check if the dependency exists and matches the version before fetching.
apt-get download package=1.2.3-1 # Or generate a list of installs and use apt-offline to fetch them on a machine with internet