.

.gitignore

@@ -0,0 +1,216 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[codz]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#   Usually these files are written by a python script from a template
+#   before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py.cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+# Pipfile.lock
+
+# UV
+#   Similar to Pipfile.lock, it is generally recommended to include uv.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+# uv.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+# poetry.lock
+# poetry.toml
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#   pdm recommends including project-wide configuration in pdm.toml, but excluding .pdm-python.
+#   https://pdm-project.org/en/latest/usage/project/#working-with-version-control
+# pdm.lock
+# pdm.toml
+.pdm-python
+.pdm-build/
+
+# pixi
+#   Similar to Pipfile.lock, it is generally recommended to include pixi.lock in version control.
+# pixi.lock
+#   Pixi creates a virtual environment in the .pixi directory, just like venv module creates one
+#   in the .venv directory. It is recommended not to include this directory in version control.
+.pixi
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# Redis
+*.rdb
+*.aof
+*.pid
+
+# RabbitMQ
+mnesia/
+rabbitmq/
+rabbitmq-data/
+
+# ActiveMQ
+activemq-data/
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.envrc
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#   JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#   be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#   and can be added to the global gitignore or merged into this file.  For a more nuclear
+#   option (not recommended) you can uncomment the following to ignore the entire idea folder.
+# .idea/
+
+# Abstra
+#   Abstra is an AI-powered process automation framework.
+#   Ignore directories containing user credentials, local state, and settings.
+#   Learn more at https://abstra.io/docs
+.abstra/
+
+# Visual Studio Code
+#   Visual Studio Code specific template is maintained in a separate VisualStudioCode.gitignore 
+#   that can be found at https://github.com/github/gitignore/blob/main/Global/VisualStudioCode.gitignore
+#   and can be added to the global gitignore or merged into this file. However, if you prefer, 
+#   you could uncomment the following to ignore the entire vscode folder
+# .vscode/
+
+# Ruff stuff:
+.ruff_cache/
+
+# PyPI configuration file
+.pypirc
+
+# Marimo
+marimo/_static/
+marimo/_lsp/
+__marimo__/
+
+# Streamlit
+.streamlit/secrets.toml

controller.py

@@ -62,6 +62,10 @@ def settlement_prediction(business_code, cons_code):
 
     # fill lists
     for row in monitoring_record:
+        # DB 값이 NULL(None)이면 건너뜀 (에러 방지)
+        if row[0] is None or row[1] is None or row[2] is None:
+            continue
+
         settlement.append(float(row[0]))
         surcharge.append(float(row[1]))
         time.append(float(row[2]))

settle_prediction_steps_main.py

@@ -124,8 +124,13 @@ def run_settle_prediction(point_name, np_time, np_surcharge, np_settlement,
             step_end_index_adjust.append((step_end_index[i]))
 
     #  성토 시작 및 끝 인덱스 리스트 업데이트
-    step_start_index = step_start_index_adjust
-    step_end_index = step_end_index_adjust
+    # 필터링 된 단계가 하나라도 있을 때만 업데이트 (없으면 기존 단계 유지)
+    if len(step_start_index_adjust) > 0:
+        step_start_index = step_start_index_adjust
+        step_end_index = step_end_index_adjust
+    else:
+        # 디버깅용 출력 (선택 사항)
+        print("[Warning] No valid steps found after adjustment. Using original steps.")
 
     # 침하 예측을 수행할 단계 설정 (현재 끝에서 2단계 이용)
     step_start_index = step_start_index[-2:]
@@ -154,6 +159,11 @@ def run_settle_prediction(point_name, np_time, np_surcharge, np_settlement,
         if day > final_step_predict_end_date:
             final_step_predict_end_index = count - 1
             break
+            
+    # 인덱스를 찾지 못했을 경우(예: 마지막 데이터까지 모두 사용하는 경우) 
+    # -1로 남아있으면 배열 길이 차이로 에러가 발생하므로, 전체 데이터 길이로 설정
+    if final_step_predict_end_index == -1:
+        final_step_predict_end_index = final_index
 
     # 마지막 성토 단계, 마지막 계측 시점 인덱스 업데이트
     final_step_monitor_end_index = step_end_index[num_steps - 1]
@@ -272,7 +282,12 @@ def run_settle_prediction(point_name, np_time, np_surcharge, np_settlement,
     x_hyper_nonlinear = res_lsq_hyper_nonlinear.x
 
     # 가중 비선형 쌍곡선 가중치 산정
-    weight = tm_hyper / np.sum(tm_hyper)
+    # 시간 합계가 0인 경우(데이터 부족 등) 0으로 나누는 에러 방지
+    sum_tm = np.sum(tm_hyper)
+    if sum_tm == 0:
+        weight = np.ones_like(tm_hyper) # 가중치를 모두 1로 설정
+    else:
+        weight = tm_hyper / sum_tm
 
     # 회귀분석 시행 (가중 비선형 쌍곡선)
     x0 = np.ones(2)