Parallel execution optimization (#1897)

* Connection failure fix: removed futures, added semaphores

* Additional fixes

* Tqdm replace to alive_progress, poetry update

* Self-check mode fix, tests fixes

* Sites checks fixes (#1896)

* Fixed incorrect site names, added method to compare sites

maigret/checking.py

@@ -1,40 +1,40 @@
+# Standard library imports
+import ast
 import asyncio
 import logging
+import random
+import re
+import ssl
+import sys
+from typing import Dict, List, Optional, Tuple
+from urllib.parse import quote
 
+# Third party imports
+import aiodns
+import alive_progress
+from alive_progress import alive_bar
+from aiohttp import ClientSession, TCPConnector, http_exceptions
+from aiohttp.client_exceptions import ClientConnectorError, ServerDisconnectedError
+from python_socks import _errors as proxy_errors
+from socid_extractor import extract
 try:
     from mock import Mock
 except ImportError:
     from unittest.mock import Mock
 
-import ast
+# Local imports
-import re
-import ssl
-import sys
-import tqdm
-import random
-from typing import Tuple, Optional, Dict, List
-from urllib.parse import quote
-
-import aiodns
-import tqdm.asyncio
-from python_socks import _errors as proxy_errors
-from socid_extractor import extract
-from aiohttp import TCPConnector, ClientSession, http_exceptions
-from aiohttp.client_exceptions import ServerDisconnectedError, ClientConnectorError
-
-from .activation import ParsingActivator, import_aiohttp_cookies
 from . import errors
+from .activation import ParsingActivator, import_aiohttp_cookies
 from .errors import CheckError
 from .executors import (
     AsyncExecutor,
     AsyncioSimpleExecutor,
     AsyncioProgressbarQueueExecutor,
 )
-
 from .result import QueryResult, QueryStatus
 from .sites import MaigretDatabase, MaigretSite
 from .types import QueryOptions, QueryResultWrapper
-from .utils import get_random_user_agent, ascii_data_display
+from .utils import ascii_data_display, get_random_user_agent
 
 
 SUPPORTED_IDS = (
@@ -58,102 +58,99 @@ class CheckerBase:
 
 class SimpleAiohttpChecker(CheckerBase):
     def __init__(self, *args, **kwargs):
-        proxy = kwargs.get('proxy')
+        self.proxy = kwargs.get('proxy')
-        cookie_jar = kwargs.get('cookie_jar')
+        self.cookie_jar = kwargs.get('cookie_jar')
         self.logger = kwargs.get('logger', Mock())
-
+        self.url = None
-        # moved here to speed up the launch of Maigret
+        self.headers = None
-        from aiohttp_socks import ProxyConnector
+        self.allow_redirects = True
-
+        self.timeout = 0
-        # make http client session
+        self.method = 'get'
-        connector = ProxyConnector.from_url(proxy) if proxy else TCPConnector(ssl=False)
-        connector.verify_ssl = False
-        self.session = ClientSession(
-            connector=connector, trust_env=True, cookie_jar=cookie_jar
-        )
 
     def prepare(self, url, headers=None, allow_redirects=True, timeout=0, method='get'):
-        if method == 'get':
+        self.url = url
-            request_method = self.session.get
+        self.headers = headers
-        else:
+        self.allow_redirects = allow_redirects
-            request_method = self.session.head
+        self.timeout = timeout
-
+        self.method = method
-        future = request_method(
+        return None
-            url=url,
-            headers=headers,
-            allow_redirects=allow_redirects,
-            timeout=timeout,
-        )
-
-        return future
 
     async def close(self):
-        await self.session.close()
+        pass
-
-    async def check(self, future) -> Tuple[str, int, Optional[CheckError]]:
-        html_text = None
-        status_code = 0
-        error: Optional[CheckError] = CheckError("Unknown")
 
+    async def _make_request(self, session, url, headers, allow_redirects, timeout, method, logger) -> Tuple[str, int, Optional[CheckError]]:
         try:
-            response = await future
+            request_method = session.get if method == 'get' else session.head
+            async with request_method(
+                url=url,
+                headers=headers,
+                allow_redirects=allow_redirects,
+                timeout=timeout,
+            ) as response:
+                status_code = response.status
+                response_content = await response.content.read()
+                charset = response.charset or "utf-8"
+                decoded_content = response_content.decode(charset, "ignore")
 
-            status_code = response.status
+                error = CheckError("Connection lost") if status_code == 0 else None
-            response_content = await response.content.read()
+                logger.debug(decoded_content)
-            charset = response.charset or "utf-8"
-            decoded_content = response_content.decode(charset, "ignore")
-            html_text = decoded_content
 
-            error = None
+                return decoded_content, status_code, error
-            if status_code == 0:
-                error = CheckError("Connection lost")
-
-            self.logger.debug(html_text)
 
         except asyncio.TimeoutError as e:
-            error = CheckError("Request timeout", str(e))
+            return None, 0, CheckError("Request timeout", str(e))
         except ClientConnectorError as e:
-            error = CheckError("Connecting failure", str(e))
+            return None, 0, CheckError("Connecting failure", str(e))
         except ServerDisconnectedError as e:
-            error = CheckError("Server disconnected", str(e))
+            return None, 0, CheckError("Server disconnected", str(e))
         except http_exceptions.BadHttpMessage as e:
-            error = CheckError("HTTP", str(e))
+            return None, 0, CheckError("HTTP", str(e))
         except proxy_errors.ProxyError as e:
-            error = CheckError("Proxy", str(e))
+            return None, 0, CheckError("Proxy", str(e))
         except KeyboardInterrupt:
-            error = CheckError("Interrupted")
+            return None, 0, CheckError("Interrupted")
         except Exception as e:
-            # python-specific exceptions
             if sys.version_info.minor > 6 and (
                 isinstance(e, ssl.SSLCertVerificationError)
                 or isinstance(e, ssl.SSLError)
             ):
-                error = CheckError("SSL", str(e))
+                return None, 0, CheckError("SSL", str(e))
             else:
-                self.logger.debug(e, exc_info=True)
+                logger.debug(e, exc_info=True)
-                error = CheckError("Unexpected", str(e))
+                return None, 0, CheckError("Unexpected", str(e))
 
-        if error == "Invalid proxy response":
+    async def check(self) -> Tuple[str, int, Optional[CheckError]]:
-            self.logger.debug(error, exc_info=True)
+        from aiohttp_socks import ProxyConnector
+        connector = ProxyConnector.from_url(self.proxy) if self.proxy else TCPConnector(ssl=False)
+        connector.verify_ssl = False
 
-        return str(html_text), status_code, error
+        async with ClientSession(
+            connector=connector,
+            trust_env=True,
+            cookie_jar=self.cookie_jar.copy() if self.cookie_jar else None
+        ) as session:
+            html_text, status_code, error = await self._make_request(
+                session,
+                self.url,
+                self.headers,
+                self.allow_redirects,
+                self.timeout,
+                self.method,
+                self.logger
+            )
+
+            if error and str(error) == "Invalid proxy response":
+                self.logger.debug(error, exc_info=True)
+
+            return str(html_text) if html_text else '', status_code, error
 
 
 class ProxiedAiohttpChecker(SimpleAiohttpChecker):
     def __init__(self, *args, **kwargs):
-        proxy = kwargs.get('proxy')
+        self.proxy = kwargs.get('proxy')
-        cookie_jar = kwargs.get('cookie_jar')
+        self.cookie_jar = kwargs.get('cookie_jar')
         self.logger = kwargs.get('logger', Mock())
 
-        # moved here to speed up the launch of Maigret
-        from aiohttp_socks import ProxyConnector
-
-        connector = ProxyConnector.from_url(proxy)
-        connector.verify_ssl = False
-        self.session = ClientSession(
-            connector=connector, trust_env=True, cookie_jar=cookie_jar
-        )
-
 
 class AiodnsDomainResolver(CheckerBase):
     if sys.platform == 'win32':  # Temporary workaround for Windows
@@ -192,7 +189,7 @@ class CheckerMock:
     def prepare(self, url, headers=None, allow_redirects=True, timeout=0, method='get'):
         return None
 
-    async def check(self, future) -> Tuple[str, int, Optional[CheckError]]:
+    async def check(self) -> Tuple[str, int, Optional[CheckError]]:
         await asyncio.sleep(0)
         return '', 0, None
 
@@ -544,13 +541,16 @@ async def check_site_for_username(
     default_result = make_site_result(
         site, username, options, logger, retry=kwargs.get('retry')
     )
-    future = default_result.get("future")
+    # future = default_result.get("future")
-    if not future:
+    # if not future:
+        # return site.name, default_result
+
+    checker = default_result.get("checker")
+    if not checker:
+        print(f"error, no checker for {site.name}")
         return site.name, default_result
 
-    checker = default_result["checker"]
+    response = await checker.check()
-
-    response = await checker.check(future=future)
 
     response_result = process_site_result(
         response, query_notify, logger, default_result, site
@@ -562,8 +562,8 @@ async def check_site_for_username(
 
 
 async def debug_ip_request(checker, logger):
-    future = checker.prepare(url="https://icanhazip.com")
+    checker.prepare(url="https://icanhazip.com")
-    ip, status, check_error = await checker.check(future)
+    ip, status, check_error = await checker.check()
     if ip:
         logger.debug(f"My IP is: {ip.strip()}")
     else:
@@ -753,10 +753,8 @@ async def maigret(
 
     # closing http client session
     await clearweb_checker.close()
-    if tor_proxy:
+    await tor_checker.close()
-        await tor_checker.close()
+    await i2p_checker.close()
-    if i2p_proxy:
-        await i2p_checker.close()
 
     # notify caller that all queries are finished
     query_notify.finish()
@@ -791,7 +789,7 @@ def timeout_check(value):
 
 async def site_self_check(
     site: MaigretSite,
-    logger,
+    logger: logging.Logger,
     semaphore,
     db: MaigretDatabase,
     silent=False,
@@ -837,6 +835,9 @@ async def site_self_check(
 
             result = results_dict[site.name]["status"]
 
+        if result.error and 'Cannot connect to host' in result.error.desc:
+            changes["disabled"] = True
+
         site_status = result.status
 
         if site_status != status:
@@ -864,6 +865,7 @@ async def site_self_check(
 
     if changes["disabled"] != site.disabled:
         site.disabled = changes["disabled"]
+        logger.info(f"Switching disabled status of {site.name} to {site.disabled}")
         db.update_site(site)
         if not silent:
             action = "Disabled" if site.disabled else "Enabled"
@@ -880,7 +882,7 @@ async def site_self_check(
 async def self_check(
     db: MaigretDatabase,
     site_data: dict,
-    logger,
+    logger: logging.Logger,
     silent=False,
     max_connections=10,
     proxy=None,
@@ -905,8 +907,10 @@ async def self_check(
         tasks.append(future)
 
     if tasks:
-        for f in tqdm.asyncio.tqdm.as_completed(tasks):
+        with alive_bar(len(tasks), title='Self-checking', force_tty=True) as progress:
-            await f
+            for f in asyncio.as_completed(tasks):
+                await f
+                progress()  # Update the progress bar
 
     unchecked_new_count = len([site for site in all_sites.values() if "unchecked" in site.tags])
     disabled_new_count = disabled_count(all_sites.values())

maigret/executors.py

@@ -1,12 +1,13 @@
 import asyncio
-import time
-import tqdm
 import sys
-from typing import Iterable, Any, List
+import time
+from typing import Any, Iterable, List
+
+import alive_progress
+from alive_progress import alive_bar
 
 from .types import QueryDraft
 
-
 def create_task_func():
     if sys.version_info.minor > 6:
         create_asyncio_task = asyncio.create_task
@@ -34,9 +35,14 @@ class AsyncExecutor:
 class AsyncioSimpleExecutor(AsyncExecutor):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
+        self.semaphore = asyncio.Semaphore(kwargs.get('in_parallel', 100))
 
     async def _run(self, tasks: Iterable[QueryDraft]):
-        futures = [f(*args, **kwargs) for f, args, kwargs in tasks]
+        async def sem_task(f, args, kwargs):
+            async with self.semaphore:
+                return await f(*args, **kwargs)
+
+        futures = [sem_task(f, args, kwargs) for f, args, kwargs in tasks]
         return await asyncio.gather(*futures)
 
 
@@ -46,9 +52,20 @@ class AsyncioProgressbarExecutor(AsyncExecutor):
 
     async def _run(self, tasks: Iterable[QueryDraft]):
         futures = [f(*args, **kwargs) for f, args, kwargs in tasks]
+        total_tasks = len(futures)
         results = []
-        for f in tqdm.asyncio.tqdm.as_completed(futures):
+
-            results.append(await f)
+        # Use alive_bar for progress tracking
+        with alive_bar(total_tasks, title='Searching', force_tty=True) as progress:
+            # Chunk progress updates for efficiency
+            async def track_task(task):
+                result = await task
+                progress()  # Update progress bar once task completes
+                return result
+
+            # Use gather to run tasks concurrently and track progress
+            results = await asyncio.gather(*(track_task(f) for f in futures))
+
         return results
 
 
@@ -66,8 +83,12 @@ class AsyncioProgressbarSemaphoreExecutor(AsyncExecutor):
         async def semaphore_gather(tasks: Iterable[QueryDraft]):
             coros = [_wrap_query(q) for q in tasks]
             results = []
-            for f in tqdm.asyncio.tqdm.as_completed(coros):
+
-                results.append(await f)
+            # Use alive_bar correctly as a context manager
+            with alive_bar(len(coros), title='Searching', force_tty=True) as progress:
+                for f in asyncio.as_completed(coros):
+                    results.append(await f)
+                    progress()  # Update the progress bar
             return results
 
         return await semaphore_gather(tasks)
@@ -77,24 +98,13 @@ class AsyncioProgressbarQueueExecutor(AsyncExecutor):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.workers_count = kwargs.get('in_parallel', 10)
-        self.progress_func = kwargs.get('progress_func', tqdm.tqdm)
         self.queue = asyncio.Queue(self.workers_count)
         self.timeout = kwargs.get('timeout')
+        self.bar_update = None  # Store the update function from alive_bar
 
     async def increment_progress(self, count):
-        update_func = self.progress.update
+        if self.bar_update:
-        if asyncio.iscoroutinefunction(update_func):
+            self.bar_update(count)
-            await update_func(count)
-        else:
-            update_func(count)
-        await asyncio.sleep(0)
-
-    async def stop_progress(self):
-        stop_func = self.progress.close
-        if asyncio.iscoroutinefunction(stop_func):
-            await stop_func()
-        else:
-            stop_func()
         await asyncio.sleep(0)
 
     async def worker(self):
@@ -117,22 +127,21 @@ class AsyncioProgressbarQueueExecutor(AsyncExecutor):
 
     async def _run(self, queries: Iterable[QueryDraft]):
         self.results: List[Any] = []
-
         queries_list = list(queries)
-
         min_workers = min(len(queries_list), self.workers_count)
 
         workers = [create_task_func()(self.worker()) for _ in range(min_workers)]
 
-        self.progress = self.progress_func(total=len(queries_list))
+        # Initialize alive_progress bar
+        with alive_bar(len(queries_list), title="Searching", force_tty=True) as bar:
+            self.bar_update = bar  # `alive_bar` uses its instance to update progress
 
-        for t in queries_list:
+            for t in queries_list:
-            await self.queue.put(t)
+                await self.queue.put(t)
 
-        await self.queue.join()
+            await self.queue.join()
 
-        for w in workers:
+            for w in workers:
-            w.cancel()
+                w.cancel()
 
-        await self.stop_progress()
         return self.results

pyproject.toml

@@ -55,7 +55,7 @@ socid-extractor = "^0.0.26"
 soupsieve = "^2.6"
 stem = "^1.8.1"
 torrequest = "^0.1.0"
-tqdm = "^4.66.1"
+alive_progress = "^2.4.1"
 typing-extensions = "^4.8.0"
 webencodings = "^0.5.1"
 xhtml2pdf = "^0.2.11"

sites.md

@@ -3128,9 +3128,9 @@ Rank data fetched from Alexa by domains.
 1. ![](https://www.google.com/s2/favicons?domain=https://archive.transformativeworks.org) [archive.transformativeworks.org (https://archive.transformativeworks.org)](https://archive.transformativeworks.org)*: top 100M*
 1. ![](https://www.google.com/s2/favicons?domain=https://www.tnaflix.com) [www.tnaflix.com (https://www.tnaflix.com)](https://www.tnaflix.com)*: top 100M*
 1. ![](https://www.google.com/s2/favicons?domain=https://massagerepublic.com) [massagerepublic.com (https://massagerepublic.com)](https://massagerepublic.com)*: top 100M*
-1. ![](https://www.google.com/s2/favicons?domain=https://mynickname.com) [mynickname.com (https://mynickname.com)](https://mynickname.com)*: top 100M, unchecked*
+1. ![](https://www.google.com/s2/favicons?domain=https://mynickname.com) [mynickname.com (https://mynickname.com)](https://mynickname.com)*: top 100M*
 
-The list was updated at (2024-11-26 10:27:01.383232+00:00 UTC)
+The list was updated at (2024-11-26 UTC)
 ## Statistics
 
 Enabled/total sites: 2694/3126 = 86.18%

tests/db.json

@@ -1,25 +1,44 @@
 {
     "engines": {},
     "sites": {
-        "GooglePlayStore": {
+        "ValidActive": {
             "tags": ["global", "us"],
             "disabled": false,
             "checkType": "status_code",
             "alexaRank": 1,
             "url": "https://play.google.com/store/apps/developer?id={username}",
             "urlMain": "https://play.google.com/store",
-            "usernameClaimed": "Facebook_nosuchname",
+            "usernameClaimed": "OpenAI",
             "usernameUnclaimed": "noonewouldeverusethis7"
         },
-        "Reddit": {
+        "InvalidActive": {
-            "tags": ["news", "social", "us"],
+            "tags": ["global", "us"],
+            "disabled": false,
             "checkType": "status_code",
-            "presenseStrs": ["totalKarma"],
+            "alexaRank": 1,
+            "url": "https://play.google.com/store/apps/dev?id={username}",
+            "urlMain": "https://play.google.com/store",
+            "usernameClaimed": "OpenAI",
+            "usernameUnclaimed": "noonewouldeverusethis7"
+        },
+        "ValidInactive": {
+            "tags": ["global", "us"],
             "disabled": true,
-            "alexaRank": 17,
+            "checkType": "status_code",
-            "url": "https://www.reddit.com/user/{username}",
+            "alexaRank": 1,
-            "urlMain": "https://www.reddit.com/",
+            "url": "https://play.google.com/store/apps/developer?id={username}",
-            "usernameClaimed": "blue",
+            "urlMain": "https://play.google.com/store",
+            "usernameClaimed": "OpenAI",
+            "usernameUnclaimed": "noonewouldeverusethis7"
+        },
+        "InvalidInactive": {
+            "tags": ["global", "us"],
+            "disabled": true,
+            "checkType": "status_code",
+            "alexaRank": 1,
+            "url": "https://play.google.com/store/apps/dev?id={username}",
+            "urlMain": "https://play.google.com/store",
+            "usernameClaimed": "OpenAI",
             "usernameUnclaimed": "noonewouldeverusethis7"
         }
     }

tests/test_maigret.py

@@ -35,65 +35,22 @@ RESULTS_EXAMPLE = {
 
 
 @pytest.mark.slow
-def test_self_check_db_positive_disable(test_db):
+@pytest.mark.asyncio
-    logger = Mock()
+async def test_self_check_db(test_db):
-    assert test_db.sites[0].disabled is False
+    # initalize logger to debug
-
-    loop = asyncio.get_event_loop()
-    loop.run_until_complete(
-        self_check(test_db, test_db.sites_dict, logger, silent=True)
-    )
-
-    assert test_db.sites[0].disabled is True
-
-
-@pytest.mark.slow
-@pytest.mark.skip(reason="broken, fixme")
-def test_self_check_db_positive_enable(test_db):
     logger = Mock()
 
-    test_db.sites[0].disabled = True
+    assert test_db.sites_dict['InvalidActive'].disabled is False
-    test_db.sites[0].username_claimed = 'Skyeng'
+    assert test_db.sites_dict['ValidInactive'].disabled is True
-    assert test_db.sites[0].disabled is True
+    assert test_db.sites_dict['ValidActive'].disabled is False
+    assert test_db.sites_dict['InvalidInactive'].disabled is True
 
-    loop = asyncio.get_event_loop()
+    await self_check(test_db, test_db.sites_dict, logger, silent=False)
-    loop.run_until_complete(
-        self_check(test_db, test_db.sites_dict, logger, silent=True)
-    )
 
-    assert test_db.sites[0].disabled is False
+    assert test_db.sites_dict['InvalidActive'].disabled is True
-
+    assert test_db.sites_dict['ValidInactive'].disabled is False
-
+    assert test_db.sites_dict['ValidActive'].disabled is False
-@pytest.mark.slow
+    assert test_db.sites_dict['InvalidInactive'].disabled is True
-def test_self_check_db_negative_disabled(test_db):
-    logger = Mock()
-
-    test_db.sites[0].disabled = True
-    assert test_db.sites[0].disabled is True
-
-    loop = asyncio.get_event_loop()
-    loop.run_until_complete(
-        self_check(test_db, test_db.sites_dict, logger, silent=True)
-    )
-
-    assert test_db.sites[0].disabled is True
-
-
-@pytest.mark.skip(reason='broken, fixme')
-@pytest.mark.slow
-def test_self_check_db_negative_enabled(test_db):
-    logger = Mock()
-
-    test_db.sites[0].disabled = False
-    test_db.sites[0].username_claimed = 'Skyeng'
-    assert test_db.sites[0].disabled is False
-
-    loop = asyncio.get_event_loop()
-    loop.run_until_complete(
-        self_check(test_db, test_db.sites_dict, logger, silent=True)
-    )
-
-    assert test_db.sites[0].disabled is False
 
 
 @pytest.mark.slow

utils/check_engines.py

@@ -3,23 +3,13 @@
 This module generates the listing of supported sites in file `SITES.md`
 and pretty prints file with sites data.
 """
-import aiohttp
 import asyncio
 import json
-import sys
-import requests
 import logging
-import threading
-import xml.etree.ElementTree as ET
-from datetime import datetime
 from argparse import ArgumentParser, RawDescriptionHelpFormatter
 
-import tqdm.asyncio
+from maigret.maigret import get_response
-
+from maigret.sites import MaigretDatabase, MaigretEngine
-from maigret.maigret import get_response, site_self_check
-from maigret.sites import MaigretSite, MaigretDatabase, MaigretEngine
-from maigret.utils import CaseConverter
-
 
 async def check_engine_of_site(site_name, sites_with_engines, future, engine_name, semaphore, logger):
     async with semaphore:
@@ -98,8 +88,10 @@ if __name__ == '__main__':
             tasks.append(future)
 
         # progress bar
-        for f in tqdm.asyncio.tqdm.as_completed(tasks):
+        with alive_progress(len(tasks), title='Checking sites') as progress:
-            loop.run_until_complete(f)
+            for f in asyncio.as_completed(tasks):
+                loop.run_until_complete(f)
+                progress()
 
         print(f'Total detected {len(new_engine_sites)} sites on engine {engine_name}')
         # dict with new found engine sites

utils/import_sites.py

@@ -3,7 +3,7 @@ import json
 import random
 import re
 
-import tqdm.asyncio
+import alive_progress
 from mock import Mock
 import requests
 
@@ -181,7 +181,7 @@ if __name__ == '__main__':
     raw_maigret_data = json.dumps({site.name: site.json for site in sites_subset})
 
     new_sites = []
-    for site in tqdm.asyncio.tqdm(urls):
+    for site in alive_progress.alive_it(urls):
         site_lowercase = site.lower()
 
         domain_raw = URL_RE.sub('', site_lowercase).strip().strip('/')
@@ -271,7 +271,9 @@ if __name__ == '__main__':
         future = asyncio.ensure_future(check_coro)
         tasks.append(future)
 
-    for f in tqdm.asyncio.tqdm.as_completed(tasks, timeout=TIMEOUT):
+    with alive_progress(len(tasks), title='Checking sites') as progress:
+        for f in asyncio.as_completed(tasks):
+            progress()
         try:
             loop.run_until_complete(f)
         except asyncio.exceptions.TimeoutError:

utils/update_site_data.py

@@ -137,7 +137,7 @@ Rank data fetched from Alexa by domains.
             site_file.write(f'1. {favicon} [{site}]({url_main})*: top {valid_rank}{tags}*{note}\n')
             db.update_site(site)
 
-        site_file.write(f'\nThe list was updated at ({datetime.now(timezone.utc)} UTC)\n')
+        site_file.write(f'\nThe list was updated at ({datetime.now(timezone.utc).date()} UTC)\n')
         db.save_to_file(args.base_file)
 
         statistics_text = db.get_db_stats(is_markdown=True)