Resolve linter contradictions: consolidate config, fix isort first-party, pylint 10/10

Agent-Logs-Url: https://github.com/christianlouis/dmarq/sessions/1e4a1f06-55b9-4040-853e-6aaf9ee574c8

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

backend/app/api/api_v1/api.py

@@ -1,6 +1,7 @@
-from app.api.api_v1.endpoints import domains, health, imap, reports, setup, stats
 from fastapi import APIRouter
 
+from app.api.api_v1.endpoints import domains, health, imap, reports, setup, stats
+
 api_router = APIRouter()
 
 # Include all endpoint routers

backend/app/api/api_v1/endpoints/domains.py

@@ -2,10 +2,11 @@ import random  # Used for mock data generation - TODO: Replace with actual histo
 from datetime import datetime, timedelta
 from typing import Any, Dict, List, Optional
 
-from app.services.report_store import ReportStore
 from fastapi import APIRouter, HTTPException, Path, Query, status
 from pydantic import BaseModel
 
+from app.services.report_store import ReportStore
+
 router = APIRouter()
 
 

backend/app/api/api_v1/endpoints/health.py

@@ -1,6 +1,7 @@
-from app.api.api_v1.endpoints.setup import setup_status
 from fastapi import APIRouter
 
+from app.api.api_v1.endpoints.setup import setup_status
+
 router = APIRouter()
 
 

backend/app/api/api_v1/endpoints/imap.py

@@ -2,11 +2,12 @@ import logging
 from datetime import datetime
 from typing import Any, Dict, Optional
 
-from app.core.security import require_admin_auth
-from app.services.imap_client import IMAPClient
 from fastapi import APIRouter, BackgroundTasks, Depends, HTTPException
 from pydantic import BaseModel
 
+from app.core.security import require_admin_auth
+from app.services.imap_client import IMAPClient
+
 router = APIRouter()
 logger = logging.getLogger(__name__)
 

backend/app/api/api_v1/endpoints/reports.py

@@ -1,11 +1,12 @@
 import logging
 from typing import List
 
+from fastapi import APIRouter, File, HTTPException, UploadFile, status
+from pydantic import BaseModel
+
 from app.services.dmarc_parser import DMARCParser
 from app.services.report_store import ReportStore
 from app.utils.domain_validator import DomainValidationError, validate_domain
-from fastapi import APIRouter, File, HTTPException, UploadFile, status
-from pydantic import BaseModel
 
 logger = logging.getLogger(__name__)
 

backend/app/api/api_v1/endpoints/stats.py

@@ -1,9 +1,10 @@
 from typing import Any, Dict
 
+from fastapi import APIRouter, Depends, Path, Query
+from sqlalchemy.orm import Session
+
 from app.core.database import get_db
 from app.utils.stats_summarizer import StatsSummarizer
-from fastapi import APIRouter, Depends, Path, Query
-from sqlalchemy.orm import Session
 
 router = APIRouter()
 

backend/app/core/config.py

@@ -74,9 +74,9 @@ class Settings(BaseSettings):
         return v
 
     @validator("BACKEND_CORS_ORIGINS", pre=True)
-    def assemble_cors_origins(
+    def assemble_cors_origins(  # pylint: disable=no-self-argument
         cls, v: Union[str, List[str]]
-    ) -> List[str]:  # pylint: disable=no-self-argument
+    ) -> List[str]:
         if isinstance(v, str) and not v.startswith("["):
             return [i.strip() for i in v.split(",")]
         if isinstance(v, (list, str)):

backend/app/core/database.py

@@ -1,10 +1,11 @@
 from typing import Generator
 
-from app.core.config import get_settings
 from sqlalchemy import create_engine
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import sessionmaker
 
+from app.core.config import get_settings
+
 settings = get_settings()
 
 # Configure SQLAlchemy

backend/app/core/security.py

@@ -4,12 +4,13 @@ import secrets
 from datetime import datetime, timedelta
 from typing import Any, Optional, Union
 
-from app.core.config import get_settings
 from fastapi import HTTPException, Security, status
 from fastapi.security import APIKeyHeader, HTTPAuthorizationCredentials, HTTPBearer
 from jose import JWTError, jwt
 from passlib.context import CryptContext
 
+from app.core.config import get_settings
+
 settings = get_settings()
 logger = logging.getLogger(__name__)
 

backend/app/main.py

@@ -3,17 +3,18 @@ import logging
 import os
 from datetime import datetime
 
+from fastapi import Depends, FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import HTMLResponse
+from fastapi.staticfiles import StaticFiles
+from fastapi.templating import Jinja2Templates
+
 from app.api.api_v1.api import api_router
 from app.core.config import get_settings
 from app.core.security import add_api_key, generate_api_key, require_admin_auth
 from app.middleware.security import SecurityHeadersMiddleware
 from app.services.imap_client import IMAPClient
 from app.services.report_store import ReportStore
-from fastapi import Depends, FastAPI, Request
-from fastapi.middleware.cors import CORSMiddleware
-from fastapi.responses import HTMLResponse
-from fastapi.staticfiles import StaticFiles
-from fastapi.templating import Jinja2Templates
 
 # Set up logging
 logger = logging.getLogger(__name__)

backend/app/models/domain.py

@@ -1,9 +1,10 @@
 from datetime import datetime
 
-from app.core.database import Base
 from sqlalchemy import Boolean, Column, DateTime, ForeignKey, Index, Integer, String, Text
 from sqlalchemy.orm import relationship
 
+from app.core.database import Base
+
 
 class Domain(Base):
     """Domain model representing a monitored domain"""

backend/app/models/report.py

@@ -1,9 +1,10 @@
 from datetime import datetime
 
-from app.core.database import Base
 from sqlalchemy import Column, DateTime, ForeignKey, Index, Integer, String, Text
 from sqlalchemy.orm import relationship
 
+from app.core.database import Base
+
 
 class DMARCReport(Base):
     """DMARC Aggregate Report model"""

backend/app/models/user.py

@@ -1,7 +1,8 @@
-from app.core.database import Base
 from sqlalchemy import Boolean, Column, Integer, String
 from sqlalchemy.orm import relationship
 
+from app.core.database import Base
+
 
 class User(Base):
     """User model"""

backend/app/tests/conftest.py

@@ -1,16 +1,17 @@
 # Import all models so Base.metadata knows every table
-import app.models.domain  # noqa: F401  # pylint: disable=unused-import
-import app.models.report  # noqa: F401  # pylint: disable=unused-import
-import app.models.user  # noqa: F401  # pylint: disable=unused-import
 import pytest
-from app.core.database import Base, get_db
-from app.main import create_app
-from app.services.report_store import ReportStore
 from fastapi import FastAPI
 from fastapi.testclient import TestClient
 from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker
 
+import app.models.domain  # noqa: F401  # pylint: disable=unused-import
+import app.models.report  # noqa: F401  # pylint: disable=unused-import
+import app.models.user  # noqa: F401  # pylint: disable=unused-import
+from app.core.database import Base, get_db
+from app.main import create_app
+from app.services.report_store import ReportStore
+
 
 @pytest.fixture()
 def test_app() -> FastAPI:

backend/app/tests/test_dmarc_parser.py

@@ -2,6 +2,7 @@ import io
 import zipfile
 
 import pytest
+
 from app.services.dmarc_parser import DMARCParser
 from app.tests.test_data import SAMPLE_XML
 

backend/app/tests/test_models.py

@@ -1,6 +1,7 @@
+from sqlalchemy.orm import Session
+
 from app.models.domain import Domain
 from app.models.report import DMARCReport, ReportRecord
-from sqlalchemy.orm import Session
 
 
 class TestDomainModel:

backend/app/tests/test_reports_api.py

@@ -1,9 +1,10 @@
 import io
 import zipfile
 
-from app.tests.test_data import SAMPLE_XML
 from fastapi.testclient import TestClient
 
+from app.tests.test_data import SAMPLE_XML
+
 
 def _make_zip(xml_content: str) -> bytes:
     """Create a ZIP file containing the given XML content."""

backend/app/tests/test_security.py

@@ -4,8 +4,9 @@ Security-focused tests for DMARQ application.
 Covers API key management, domain validation, file upload limits, and XML parsing security.
 """
 
-import app.services.dmarc_parser as parser_module
 import pytest
+
+import app.services.dmarc_parser as parser_module
 from app.core.security import add_api_key, generate_api_key, verify_api_key
 from app.services.dmarc_parser import DMARCParser
 from app.utils.domain_validator import validate_domain, validate_domain_config