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b833588 | 1 | Write python code to Create a file existence checker with race condition handling using pathlib. accepts file path; validates path; checks file existence atomically; handles race conditions; returns existence status. Structure the project as: src/, utils/existence_checker.py, validators/path_validator.py. Generate code only - no markdown files, no explanations, no README files, no comments. Keep output concise and purpose-ready. |