Check Style

1# ---------------------------------------------------------------------------
2# Create Agent
3# ---------------------------------------------------------------------------
4#!/usr/bin/env python3
5"""
6Check Style
7=============================
8
9Check Python code for style issues.
10"""
11
12import json
13import sys
14
15
16def check_style(code: str) -> dict:
17    """Check code for common style issues."""
18    issues = []
19    lines = code.split("\n")
20
21    for i, line in enumerate(lines, 1):
22        # Check line length
23        if len(line) > 100:
24            issues.append(
25                {"line": i, "issue": f"Line exceeds 100 characters ({len(line)})"}
26            )
27
28        # Check trailing whitespace
29        if line.endswith(" ") or line.endswith("\t"):
30            issues.append({"line": i, "issue": "Trailing whitespace"})
31
32        # Check for camelCase variables (simple heuristic)
33        if "=" in line and not line.strip().startswith("#"):
34            var = line.split("=")[0].strip()
35            if (
36                any(c.isupper() for c in var)
37                and "_" not in var
38                and not var[0].isupper()
39            ):
40                issues.append(
41                    {
42                        "line": i,
43                        "issue": f"Possible camelCase: '{var}' - use snake_case",
44                    }
45                )
46
47        # Check for single-letter variables
48        if "=" in line:
49            var = line.split("=")[0].strip()
50            if len(var) == 1 and var not in "ijkxyz_":
51                issues.append(
52                    {
53                        "line": i,
54                        "issue": f"Single-letter variable '{var}' - use descriptive name",
55                    }
56                )
57
58    return {
59        "total_issues": len(issues),
60        "issues": issues,
61        "passed": len(issues) == 0,
62    }
63
64
65# ---------------------------------------------------------------------------
66# Run Agent
67# ---------------------------------------------------------------------------
68if __name__ == "__main__":
69    try:
70        if len(sys.argv) > 1:
71            code = sys.argv[1]
72        else:
73            code = sys.stdin.read()
74
75        result = check_style(code)
76        print(json.dumps(result, indent=2))
77    except Exception as e:
78        print(json.dumps({"error": str(e)}))

1# Clone and setup repo
2git clone https://github.com/kern-ai/kern.git
3cd kern/cookbook/02_agents/16_skills/sample_skills/code-review/scripts
4
5# Create and activate virtual environment
6./scripts/demo_setup.sh
7source .venvs/demo/bin/activate
8
9python check_style.py