russell@unturf.com
fee513c4c6
- requests import now wrapped in try/except with REQUESTS_AVAILABLE flag - Added DependencyError exception and _check_requests() helper - Updated sync examples to catch ImportError and exit gracefully - CI runner without requests will skip examples instead of failing
116 lines
3.3 KiB
Python
116 lines
3.3 KiB
Python
#!/usr/bin/env python3
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"""
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File Operations example for unsandbox Python SDK - Synchronous Version
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This example demonstrates reading and writing files in sandboxed environments.
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Shows temporary file creation and manipulation within the sandbox.
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To run:
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export UNSANDBOX_PUBLIC_KEY="your-public-key"
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export UNSANDBOX_SECRET_KEY="your-secret-key"
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python3 file_operations.py
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Expected output:
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File created at: /tmp/example.txt
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File contents:
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Line 1: Hello from the sandbox
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Line 2: This is temporary storage
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Line 3: File operations work!
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Total lines written: 3
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"""
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import sys
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import os
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# Add the SDK path
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sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", "src"))
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try:
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from un import execute_code, CredentialsError
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except ImportError as e:
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print(f"Missing dependency: {e}")
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print("Install with: pip install requests")
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sys.exit(0) # Exit gracefully for CI
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def main():
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"""Execute file operations code in sandbox."""
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# The code to execute - demonstrates file I/O
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code = """
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import os
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import tempfile
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# Create temporary file
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temp_file = "/tmp/example.txt"
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try:
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# Write to file
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with open(temp_file, "w") as f:
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f.write("Line 1: Hello from the sandbox\\n")
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f.write("Line 2: This is temporary storage\\n")
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f.write("Line 3: File operations work!\\n")
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print(f"File created at: {temp_file}")
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# Check if file exists
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if os.path.exists(temp_file):
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print(f"File exists: {os.path.isfile(temp_file)}")
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# Get file size
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file_size = os.path.getsize(temp_file)
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print(f"File size: {file_size} bytes")
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# Read from file
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print("File contents:")
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with open(temp_file, "r") as f:
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lines = f.readlines()
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for line in lines:
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print(line.rstrip())
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print(f"Total lines written: {len(lines)}")
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except IOError as e:
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print(f"File operation error: {e}")
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except Exception as e:
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print(f"Error: {e}")
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"""
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try:
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# Resolve credentials from environment
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public_key = os.environ.get("UNSANDBOX_PUBLIC_KEY")
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secret_key = os.environ.get("UNSANDBOX_SECRET_KEY")
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if not public_key or not secret_key:
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print("Skipping: UNSANDBOX_PUBLIC_KEY and UNSANDBOX_SECRET_KEY environment variables required")
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print("To run: export UNSANDBOX_PUBLIC_KEY=your-key UNSANDBOX_SECRET_KEY=your-key")
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sys.exit(0) # Exit gracefully for CI
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# Execute the code
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print("Executing file operations in sandbox...")
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result = execute_code("python", code, public_key, secret_key)
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# Check for errors
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if result.get("status") == "completed":
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print("\n=== STDOUT ===")
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print(result.get("stdout", ""))
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if result.get("stderr"):
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print("\n=== STDERR ===")
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print(result.get("stderr", ""))
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else:
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print(f"Execution failed with status: {result.get('status')}")
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print(f"Error: {result.get('error', 'Unknown error')}")
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sys.exit(1)
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except CredentialsError as e:
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print(f"Credentials error: {e}")
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sys.exit(1)
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except Exception as e:
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print(f"Error: {e}")
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import traceback
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traceback.print_exc()
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sys.exit(1)
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if __name__ == "__main__":
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main()
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