.gitignore

@@ -0,0 +1,162 @@
+# ---> Python
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$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
+
+# 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
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/#use-with-ide
+.pdm.toml
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.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/
+

.idea/.gitignore

@@ -1,10 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Ignored default folder with query files
-/queries/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
-# Editor-based HTTP Client requests
-/httpRequests/

.idea/PythonProject1.iml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="PYTHON_MODULE" version="4">
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="jdk" jdkName="Python 3.14" jdkType="Python SDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

.idea/misc.xml

@@ -3,5 +3,4 @@
   <component name="Black">
     <option name="sdkName" value="Python 3.14" />
   </component>
-  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.14" project-jdk-type="Python SDK" />
 </project>

.idea/modules.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/PythonProject1.iml" filepath="$PROJECT_DIR$/.idea/PythonProject1.iml" />
-    </modules>
-  </component>
-</project>

.idea/vcs.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="" vcs="Git" />
   </component>
 </project>

.idea/workspace.xml

@@ -0,0 +1,154 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="e3ba60a3-0f42-4117-8bc2-cfac75d2e9bc" name="Changes" comment="update main" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Python Script" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProblemsViewState">
+    <option name="selectedTabId" value="CurrentFile" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;associatedIndex&quot;: 4
+}</component>
+  <component name="ProjectId" id="3BrUUzXZnJIJlj3S50JwsEWF25r" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;ModuleVcsDetector.initialDetectionPerformed&quot;: &quot;true&quot;,
+    &quot;Python.main.executor&quot;: &quot;Run&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.TerminalTabsStorage.copyFrom.TerminalArrangementManager.252&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.git.unshallow&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.typescript.service.memoryLimit.init&quot;: &quot;true&quot;,
+    &quot;ai.playground.ignore.import.keys.banner.in.settings&quot;: &quot;true&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;main&quot;,
+    &quot;ignore.virus.scanning.warn.message&quot;: &quot;true&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;settings.editor.selected.configurable&quot;: &quot;configurable.group.editor&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
+  }
+}</component>
+  <component name="RunManager">
+    <configuration name="main" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
+      <module name="MyPractice" />
+      <option name="ENV_FILES" value="" />
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <envs>
+        <env name="PYTHONUNBUFFERED" value="1" />
+      </envs>
+      <option name="SDK_HOME" value="" />
+      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
+      <option name="IS_MODULE_SDK" value="true" />
+      <option name="ADD_CONTENT_ROOTS" value="true" />
+      <option name="ADD_SOURCE_ROOTS" value="true" />
+      <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
+      <option name="RUN_TOOL" value="" />
+      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/main.py" />
+      <option name="PARAMETERS" value="" />
+      <option name="SHOW_COMMAND_LINE" value="false" />
+      <option name="EMULATE_TERMINAL" value="false" />
+      <option name="MODULE_MODE" value="false" />
+      <option name="REDIRECT_INPUT" value="false" />
+      <option name="INPUT_FILE" value="" />
+      <method v="2" />
+    </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Python.main" />
+      </list>
+    </recent_temporary>
+  </component>
+  <component name="SharedIndexes">
+    <attachedChunks>
+      <set>
+        <option value="bundled-js-predefined-d6986cc7102b-9b0f141eb926-JavaScript-PY-253.30387.173" />
+        <option value="bundled-python-sdk-4762d8aabb82-6d6dccd035ac-com.jetbrains.pycharm.pro.sharedIndexes.bundled-PY-253.30387.173" />
+      </set>
+    </attachedChunks>
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="e3ba60a3-0f42-4117-8bc2-cfac75d2e9bc" name="Changes" comment="" />
+      <created>1775246703281</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1775246703281</updated>
+      <workItem from="1775246704513" duration="2431000" />
+      <workItem from="1776422295448" duration="1958000" />
+      <workItem from="1776426591556" duration="6573000" />
+      <workItem from="1776442655564" duration="782000" />
+      <workItem from="1776443460648" duration="1884000" />
+    </task>
+    <task id="LOCAL-00001" summary="make start files">
+      <option name="closed" value="true" />
+      <created>1775249257265</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1775249257265</updated>
+    </task>
+    <task id="LOCAL-00002" summary="update">
+      <option name="closed" value="true" />
+      <created>1776443190676</created>
+      <option name="number" value="00002" />
+      <option name="presentableId" value="LOCAL-00002" />
+      <option name="project" value="LOCAL" />
+      <updated>1776443190676</updated>
+    </task>
+    <task id="LOCAL-00003" summary="update">
+      <option name="closed" value="true" />
+      <created>1776443228265</created>
+      <option name="number" value="00003" />
+      <option name="presentableId" value="LOCAL-00003" />
+      <option name="project" value="LOCAL" />
+      <updated>1776443228265</updated>
+    </task>
+    <task id="LOCAL-00004" summary="update">
+      <option name="closed" value="true" />
+      <created>1776443742206</created>
+      <option name="number" value="00004" />
+      <option name="presentableId" value="LOCAL-00004" />
+      <option name="project" value="LOCAL" />
+      <updated>1776443742206</updated>
+    </task>
+    <task id="LOCAL-00005" summary="update main">
+      <option name="closed" value="true" />
+      <created>1776443836846</created>
+      <option name="number" value="00005" />
+      <option name="presentableId" value="LOCAL-00005" />
+      <option name="project" value="LOCAL" />
+      <updated>1776443836846</updated>
+    </task>
+    <option name="localTasksCounter" value="6" />
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="make start files" />
+    <MESSAGE value="update" />
+    <MESSAGE value="update main" />
+    <option name="LAST_COMMIT_MESSAGE" value="update main" />
+  </component>
+  <component name="com.intellij.coverage.CoverageDataManagerImpl">
+    <SUITE FILE_PATH="coverage/MyPractice$main.coverage" NAME="main Coverage Results" MODIFIED="1776435625444" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
+  </component>
+</project>

README.md

@@ -0,0 +1,2 @@
+# MyPractice
+

data/sales.csv

@@ -0,0 +1,20 @@
+Ноутбук,Электроника,1200,5,2024-01-15
+Мышь,Электроника,25,15,2024-01-20
+Клавиатура,Электроника,45,10,2024-02-10
+Кофеварка,Техника,150,3,2024-02-15
+Футболка,Одежда,20,50,2024-02-20
+Джинсы,Одежда,60,20,2024-03-05
+Лампа,Дом,35,12,2024-03-12
+Чайник,Техника,80,8,2024-03-20
+Монитор,Электроника,300,4,2024-04-01
+Носки,Одежда,5,100,2024-04-05
+Рюкзак,Аксессуары,55,15,2024-04-10
+Книга,Хобби,15,30,2024-01-25
+Блокнот,Хобби,8,40,2024-02-01
+Ручка,Хобби,2,200,2024-02-05
+Коврик для йоги,Спорт,25,20,2024-03-15
+Гантели,Спорт,40,10,2024-04-12
+Наушники,Электроника,90,12,2024-04-18
+Сковорода,Дом,45,6,2024-01-30
+Подушка,Дом,25,14,2024-02-28
+Зеркало,Дом,110,2,2024-03-25

main.py

@@ -1,11 +1,117 @@
-import math
+import csv
-def lcm(a: int, b: int) -> int:
+from collections import defaultdict
-    if a == 0 or b == 0:
-        return 0
-    return abs(a * b) // math.gcd(a, b)
-if __name__ == "__main__":
-    num1 = 4
-    num2 = 6
-    result = lcm(num1, num2)
-    print(f"Наибольшее общее кратное двух чисел {num1} и {num2} равно {result}")
 
+
+def load_data(filepath: str) -> list[dict]:
+    records = []
+    with open(filepath, mode='r', encoding='utf-8') as f:
+        reader = csv.reader(f)
+        for row in reader:
+            if not row: continue
+            name, category, price, quantity, date = row
+            records.append({
+                "name": name.strip(),
+                "category": category.strip(),
+                "price": float(price),
+                "quantity": int(quantity),
+                "date": date.strip()
+            })
+    return records
+
+
+def clean_data(records: list[dict]) -> list[dict]:
+    cleaned = []
+    for r in records:
+        if r['price'] >= 0 and r['quantity'] >= 0:
+            r['category'] = r['category'].lower()
+            cleaned.append(r)
+    return cleaned
+
+
+def filter_by_category(records: list[dict], category: str) -> list[dict]:
+    return [r for r in records if r['category'] == category.lower()]
+
+
+def filter_by_price_range(records: list[dict], min_price: float, max_price: float) -> list[dict]:
+    return [r for r in records if min_price <= r['price'] <= max_price]
+
+
+def total_revenue(records: list[dict]) -> float:
+    return sum(r['price'] * r['quantity'] for r in records)
+
+
+def category_revenue(records: list[dict]) -> dict[str, float]:
+    rev_map = defaultdict(float)
+    for r in records:
+        rev_map[r['category']] += r['price'] * r['quantity']
+    return dict(rev_map)
+
+
+def top_n_items(records: list[dict], n: int) -> list[tuple[str, int]]:
+    counts = defaultdict(int)
+    for r in records:
+        counts[r['name']] += r['quantity']
+    sorted_items = sorted(counts.items(), key=lambda x: x[1], reverse=True)
+    return sorted_items[:n]
+
+
+def monthly_sales(records: list[dict]) -> dict[str, float]:
+    monthly_rev = defaultdict(float)
+    for r in records:
+        month = r['date'][:7]  # Извлекает YYYY-MM
+        monthly_rev[month] += r['price'] * r['quantity']
+    return dict(sorted(monthly_rev.items()))
+
+
+def best_selling_category(records: list[dict]) -> str:
+    cat_rev = category_revenue(records)
+    if not cat_rev: return ""
+    return max(cat_rev, key=cat_rev.get)
+
+
+def export_summary(records: list[dict], output_path: str) -> None:
+    rev = total_revenue(records)
+    best_cat = best_selling_category(records)
+    top3 = top_n_items(records, 3)
+    monthly = monthly_sales(records)
+
+    with open(output_path, 'w', encoding='utf-8') as f:
+        f.write("СВОДНЫЙ ОТЧЕТ ПО ПРОДАЖАМ\n")
+        f.write("=" * 30 + "\n")
+        f.write(f"Общая выручка: {rev:.2f}\n")
+        f.write(f"Лучшая категория: {best_cat}\n\n")
+        f.write("Топ-3 товара (по количеству):\n")
+        for name, qty in top3:
+            f.write(f"- {name}: {qty} шт.\n")
+        f.write("\nВыручка по месяцам:\n")
+        for month, m_rev in monthly.items():
+            f.write(f"- {month}: {m_rev:.2f}\n")
+
+
+def main():
+    #Пометки для себя любимого
+    #Загрузка
+    data = load_data("data/sales.csv")
+    #Очистка
+    data = clean_data(data)
+    #Фильтрация
+    filtered = filter_by_price_range(data, 10, 500)
+    #Анализ
+    rev = total_revenue(filtered)
+    cat_rev = category_revenue(filtered)
+    best_cat = best_selling_category(filtered)
+    top3 = top_n_items(filtered, 3)
+    monthly = monthly_sales(filtered)
+    #Вывод в консоль
+    print(f"--- Результаты анализа (фильтр: 10-500 руб) ---")
+    print(f"Общая выручка: {rev:.2f}")
+    print(f"Лучшая категория: {best_cat.capitalize()}")
+    print(f"Топ-3 товара: {top3}")
+    print(f"Выручка по месяцам: {monthly}")
+    #Экспорт
+    export_summary(filtered, "report.txt")
+    print(f"\nОтчет успешно сохранен в report.txt")
+
+
+if __name__ == "__main__":
+    main()

report.txt

@@ -1,4 +1,15 @@
-"C:\Program Files\Python314\python.exe" C:\Users\USER\PycharmProjects\PythonProject1\main.py
+СВОДНЫЙ ОТЧЕТ ПО ПРОДАЖАМ
-Наибольшее общее кратное двух чисел 4 и 6 равно 12
+==============================
+Общая выручка: 9830.00
+Лучшая категория: электроника
 
-Process finished with exit code 0
+Топ-3 товара (по количеству):
+- Футболка: 50 шт.
+- Книга: 30 шт.
+- Джинсы: 20 шт.
+
+Выручка по месяцам:
+- 2024-01: 1095.00
+- 2024-02: 2250.00
+- 2024-03: 2980.00
+- 2024-04: 3505.00