Update .gitignore

Fix --filters and improve performance when filtering

.gitignore

@@ -0,0 +1,15 @@
+__pycache__/
+BlitzApp
+tmp/
+ssl/
+*.ini
+*.swp
+*.code-workspace
+*.sqlite3
+.vscode/
+*.sqlite3-journal
+.gitattributes
+export*
+*.csv
+!/stats/*.csv
+!*.py

README.md

@@ -1,5 +1,5 @@
 # blitz-tools
-Python scripts to analyze WoT Blitz replays and stats. All the scripts require [Python 3.7](https://www.python.org/downloads/) or higher. I am using 3.8 myself so you may have to change the Python interpreter version in the scripts' first line. 
+Python scripts to analyze WoT Blitz replays and stats. All the scripts require [Python 3.7](https://www.python.org/downloads/) or later. 
 
 ### Replays
 * [upload_wotb_replays.py](upload_wotb_replays.py): An asynchronous replay uploader. 
@@ -13,46 +13,48 @@ Python scripts to analyze WoT Blitz replays and stats. All the scripts require [
 * [blitzutils.py](blitzutils.py): A utils class for various Blitz related to functions. *Other scripts use this*, so you need to place it to the same folder with the other scripts
 
 ### Data
-* [tanks.json](tanks.json): Tankopedia in WG JSON format extracted from the Blitz app files with [extract_tankopedia.py]](extractTankopedia.py]). Contains only limited information required by the scripts. 
-* [maps.json](maps.json): Blitz map names extracted from the Blitz app files with [extract_tankopedia.py]](extract_tankopedia.py]). 
+* [tanks.json](tanks.json): Tankopedia in WG JSON format extracted from the Blitz app files with [extract_tankopedia.py](extractTankopedia.py). Contains only limited information required by the scripts. 
+* [maps.json](maps.json): Blitz map names extracted from the Blitz app files with [extract_tankopedia.py](extract_tankopedia.py). 
 
 ### Quick instructions
 
-1. Install [Python 3.8](https://www.python.org/downloads/) on to your computer/laptop
-2. Install the required Python modules: motor, aiohttp, aioconsole, aiofiles, aiosqlite, beautifulsoup4, lxml, xmltodict, progress
+1. Install [Python 3.8](https://www.python.org/downloads/) or later to your computer/laptop
+2. Install the required Python modules (see [requirements.txt](requirements.txt): motor, aiohttp, aioconsole, aiofiles, aiosqlite, beautifulsoup4, lxml, xmltodict, progress
 ```
-# Remember to run the command with a Python interpreter >= 3.7
-python -m pip install motor aiohttp aioconsole aiofiles aiosqlite beautifulsoup4 lxml xmltodict progress 
+python -m pip install -r requirements.txt
 ```
-3. Download all the files including the [maps.json](maps.json) and [tanks.json](tanks.json) files. **The recommened way** is to install the scipts via `git clone`: [GitHub Desktop](https://desktop.github.com/) is an excellent GUI for git. This makes it easy to receive the updates via `git pull`. 
-
-4. Upload your replays. 
+3. Clone the repository. [GitHub Desktop](https://desktop.github.com/) is an excellent GUI for `git`. This makes it easy to receive the updates via `git pull`. 
 ```
-# Windows, run directly from Command Prompt or Powershell
-# Check the options
+git clone https://github.com/Jylpah/blitz-tools.git
+```
+4. Upload your replays with `upload_wotb_replays.py` 
+```
+## Check the options
+# Windows Command Prompt or Powershell
 python.exe .\upload_wotb_replays.py --help
 
-# Syntax
-python.exe .\upload_wotb_replays.py REPLAY_FILE.wotbreplay
+# Linux or Windows Subsystem for Linux (WSL)
+./upload_wotb_replays.py --help
+
+# Upload replays (Windows)
+python.exe .\upload_wotb_replays.py REPLAY_FILE.wotbreplay  DIR_WITH_REPLAYS
 
 # example
 python.exe .\upload_wotb_replays.py 20200223_0122__jylpah_T-54_grossberg.wotbreplay
-
-# Linux
-./upload_wotb_replays.py --help
 ```
-5. Analyze replays. 
+5. Analyze replays with `analyze_wotb_replays.py`
 ```
-# Windows, run directly from Command Prompt or Powershell
+## Check options
+# Windows Command Prompt or Powershell
 python.exe .\analyze_wotb_replays.py --help
 
-# Syntax
-python.exe .\analyze_wotb_replays.py REPLAY_FILE.wotbreplay.json
+# Syntax (Windows)
+python.exe .\analyze_wotb_replays.py REPLAY_FILE.wotbreplay.json [DIR_WITH_REPLAYS ...]
 
-# Example
+# Example (Windows)
 python.exe .\analyze_wotb_replays.py 20200223_0122__jylpah_T-54_grossberg.wotbreplay.json
 
-# Linux
+# Linux or Windows Subsystem for Linux (WSL)
 ./analyze_wotb_replays.py --help
 ```
 

analyze_wotb_replays.py

@@ -29,6 +29,8 @@ STAT_TANK_BATTLE_MIN = 100
 BATTLE_TIME_BUCKET = 3600*24*14
 
 OPT_EXPORT_REPLAY_DIR = 'export_replays'
+OPT_EXPORT_CSV_FILE	 = 'export.csv'
+OPT_EXPORT_JSON_FILE = 'export.json'
 
 RE_SRC_IS_DB = re.compile(r'^DB:')
 
@@ -226,16 +228,41 @@ class BattleCategorizationList():
 		'top_tier'
 		]
 
+	## Player stats based categorizations
+	_categorizations_stats = [ group + '_' + measure for group in [ 'player', 'allies', 'enemies'] for measure in ['wins', 'battles', 'damage_dealt' ]]
+
+	
+	@classmethod
+	def get_categorizations_all(cls, cats: list = None) -> list:
+		try:
+			if cats == None:
+				return list(cls._categorizations.keys())
+			else:
+				return list(set(cls._categorizations.keys()) & set(cats)) 
+		except Exception as err:
+			bu.error(exception=err)
+		return None	
 
-	_categorizations_stats = [
-		'player_wins',
-		'player_battles',
-		'player_battles'
-	]
 
 	@classmethod
-	def get_categorizations_all(cls):
-		return cls._categorizations.keys()
+	def get_categorizations_stats(cls, cats=None, stats_cats=None):
+		try:
+			if cats == None:
+				return cls._categorizations_stats
+			else:
+				if stats_cats == None:
+					return cats
+				player_stat_filters = set(cls._categorizations_stats)
+				cats = set(cls.get_categorizations_all(cats))
+				if stats_cats:
+					cats = cats & player_stat_filters
+				else:
+					cats = cats - player_stat_filters
+				bu.debug(', '.join(list(cats)))
+				return list(cats)
+		except Exception as err:
+			bu.error(exception=err)
+		return None		
 
 
 	@classmethod
@@ -370,6 +397,10 @@ class BattleCategorizationList():
 		return BattleCategorizationListIterator(self)
 
 
+	def len(self):
+		return len(self.categorizations)
+
+
 	def get_categorization(self, cat: str):	
 		"""Return a BattleCategorization for a category"""
 		try:
@@ -378,6 +409,7 @@ class BattleCategorizationList():
 			bu.error(exception=err)
 		return None
 	
+
 	def record_result(self, result: dict):
 		try:
 			for cat in self.categorizations_list:
@@ -1388,7 +1420,7 @@ class ErrorCatchingArgumentParser(argparse.ArgumentParser):
 ## main() -------------------------------------------------------------
 
 async def main(argv):
-	global wg, wi, WG_APP_ID, OPT_MODE_DEFAULT 
+	global wg, wi, WG_APP_ID, OPT_MODE_DEFAULT, OPT_EXPORT_CSV_FILE, OPT_EXPORT_JSON_FILE 
 	# set the directory for the script
 	current_dir = os.getcwd()
 	os.chdir(os.path.dirname(sys.argv[0]))
@@ -1401,8 +1433,8 @@ async def main(argv):
 	OPT_HIST			= False
 	OPT_STAT_FUNC		= StatFunc.get_default()
 	OPT_WORKERS_N 		= 10
-	OPT_EXPORT_CSV_FILE	 = 'export.csv'
-	OPT_EXPORT_JSON_FILE = 'export.json'
+	# OPT_EXPORT_CSV_FILE	 = 'export.csv'
+	# OPT_EXPORT_JSON_FILE = 'export.json'
 
 	#WG_ACCOUNT 		= None 	# format: nick@server, where server is either 'eu', 'ru', 'na', 'asia' or 'china'. 
 	  					 	# China is not supported since WG API stats are not available there
@@ -1414,8 +1446,8 @@ async def main(argv):
 	## VERY unlikely you have a DB set up
 	DB_SERVER 	= 'localhost'
 	DB_PORT 	= 27017
-	DB_SSL		= False
-	DB_CERT_REQ = ssl.CERT_NONE
+	DB_TLS		= False
+	DB_CERT_REQ = False
 	DB_AUTH 	= 'admin'
 	DB_NAME 	= 'BlitzStats'
 	DB_USER		= 'mongouser'
@@ -1467,14 +1499,14 @@ async def main(argv):
 					OPT_DB		= configDB.getboolean('opt_DB', OPT_DB)
 					DB_SERVER 	= configDB.get('db_server', DB_SERVER)
 					DB_PORT 	= configDB.getint('db_port', DB_PORT)
-					DB_SSL		= configDB.getboolean('db_ssl', DB_SSL)
-					DB_CERT_REQ = configDB.getint('db_ssl_req', DB_CERT_REQ)
+					DB_TLS		= configDB.getboolean('db_tls', DB_TLS)
+					DB_CERT_REQ = configDB.getboolean('db_tls_req', DB_CERT_REQ)
 					DB_AUTH 	= configDB.get('db_auth', DB_AUTH)
 					DB_NAME 	= configDB.get('db_name', DB_NAME)
 					DB_USER		= configDB.get('db_user', DB_USER)
 					DB_PASSWD 	= configDB.get('db_password', DB_PASSWD)
-					DB_CERT 	= configDB.get('db_ssl_cert_file', DB_CERT)
-					DB_CA 		= configDB.get('db_ssl_ca_file', DB_CA)
+					DB_CERT 	= configDB.get('db_tls_cert_file', DB_CERT)
+					DB_CA 		= configDB.get('db_tls_ca_file', DB_CA)
 			except (KeyError, configparser.NoSectionError)  as err:
 				bu.error(exception=err)
 
@@ -1520,7 +1552,7 @@ async def main(argv):
 		#### Connect to MongoDB. You are unlikely to have this set up... 
 		bu.debug('DB_SERVER: ' + DB_SERVER)
 		bu.debug('DB_PORT: ' + str(DB_PORT))
-		bu.debug('DB_SSL: ' + "True" if DB_SSL else "False")
+		bu.debug('DB_TLS: ' + "True" if DB_TLS else "False")
 		bu.debug('DB_AUTH: ' + DB_AUTH)
 		bu.debug('DB_NAME: ' + DB_NAME)
 		
@@ -1528,7 +1560,7 @@ async def main(argv):
 		db = None
 		if args.db:
 			try:
-				client = motor.motor_asyncio.AsyncIOMotorClient(DB_SERVER,DB_PORT, authSource=DB_AUTH, username=DB_USER, password=DB_PASSWD, ssl=DB_SSL, ssl_cert_reqs=DB_CERT_REQ, ssl_certfile=DB_CERT, tlsCAFile=DB_CA)
+				client = motor.motor_asyncio.AsyncIOMotorClient(DB_SERVER,DB_PORT, authSource=DB_AUTH, username=DB_USER, password=DB_PASSWD, tls=DB_TLS, tlsAllowInvalidCertificates=DB_CERT_REQ, tlsCertificateKeyFile=DB_CERT, tlsCAFile=DB_CA)
 				db = client[DB_NAME]
 				bu.debug('Database connection initiated')
 			except Exception as err: 
@@ -1558,103 +1590,78 @@ async def main(argv):
 			args.account_id = await wg.get_account_id(args.account)
 			bu.debug('WG  account_id: ' + str(args.account_id))
 
-		try:
-			BattleCategory.set_fields(args.mode)
-			replayQ  = asyncio.Queue(maxsize=1000)			
-			reader_tasks = []
-			# Make replay Queue
+		# try:
+		BattleCategory.set_fields(args.mode)
+		replayQ  = asyncio.Queue(maxsize=1000)			
+		reader_tasks = []
+		# Make replay Queue
 
-			scanner_task = asyncio.create_task(mk_replayQ(replayQ, args, db))
-			bu.set_counter('Reading replays', 10)
-			# Start tasks to process the Queue
-			for i in range(OPT_WORKERS_N):
-				reader_tasks.append(asyncio.create_task(replay_reader(replayQ, i, args)))
-				bu.debug('ReplayReader ' + str(i) + ' started')
+		scanner_task = asyncio.create_task(mk_replayQ(replayQ, args, db))
+		bu.set_counter('Reading replays', 10)
+		# Start tasks to process the Queue
+		for i in range(OPT_WORKERS_N):
+			reader_tasks.append(asyncio.create_task(replay_reader(replayQ, i, args)))
+			bu.debug('ReplayReader ' + str(i) + ' started')
 
-			bu.debug('Waiting for the replay scanner to finish')
-			await asyncio.wait([scanner_task])
-			bu.finish_progress_bar()
-			# bu.debug('Scanner finished. Waiting for replay readers to finish the queue')
-			await replayQ.join()
-			await asyncio.sleep(0.1)
-			bu.debug('Replays read. Cancelling Readers and analyzing results')
-			for task in reader_tasks:
-				task.cancel()
-				await asyncio.sleep(0.1)	
-			results = []
-			players = set()
-			replays	= dict()
-			for res in await asyncio.gather(*reader_tasks):
-				results.extend(res[0])
-				players.update(res[1])
-				replays.update(res[2])
+		bu.debug('Waiting for the replay scanner to finish')
+		await asyncio.wait([scanner_task])
+		bu.finish_progress_bar()
+		# bu.debug('Scanner finished. Waiting for replay readers to finish the queue')
+		await replayQ.join()
+		await asyncio.sleep(0.1)
+		bu.debug('Replays read. Cancelling Readers and analyzing results')
+		for task in reader_tasks:
+			task.cancel()
+			await asyncio.sleep(0.1)	
+		results = []
+		players = set()
+		replays	= dict()
+		for res in await asyncio.gather(*reader_tasks):
+			results.extend(res[0])
+			players.update(res[1])
+			replays.update(res[2])
+		
+		if len(players) == 0:
+			raise Exception("No players found to fetch stats for. No replays found?")
+
+		if args.min != None:
+			results = filter_min_replays_by_player(results, args.min)
 			
-			if len(players) == 0:
-				raise Exception("No players found to fetch stats for. No replays found?")
+		# Filter based on non-stats filters
+		results = filter_results(results, args.filters, stats_filters=False)	
+		players = get_players(results)
+		
+		(player_stats, stat_id_map) = await process_player_stats(players, OPT_WORKERS_N, args, db)
+	
+		# Filter based on stats filters
+		results = filter_results(results, args.filters, stats_filters=True)
+		bu.debug(str(len(replays)) + ' replays to process')
+		replays = filter_replays(replays, results)				
+		
+		bu.debug('Number of player stats: ' + str(len(player_stats)))
+		teamresults = calc_team_stats(results, player_stats, stat_id_map, args)
 
-			if args.min != None:
-				results = filter_min_replays_by_player(results, args.min)
-				players = get_players(results)
-				replays = filter_replays(replays, results)				
+		blt_cat_list = process_battle_results(teamresults, args)
+		bu.verbose_std('WR = ' + StatFunc.get_title())
+		blt_cat_list.print_results()
 
-			# Filter based on non-stats filters
-			results = filter_results(results, args.filters, stats_filters=False)	
+		histograms = None
+		if args.hist:
+			histograms = process_player_dist(results, player_stats, stat_id_map)
+			print_player_dist(histograms)			
+		
+		if args.json:
+			await export_json(args, blt_cat_list, histograms)
+		
+		if args.csv:
+			await export_csv(args, blt_cat_list, histograms)	
+		
+		if args.replays:
+			await export_replays(replays)
 
-      (player_stats, stat_id_map) = await process_player_stats(players, OPT_WORKERS_N, args, db)
-      
-      # Filter based on stats filters
-			results = filter_results(results, args.filters, stats_filters=True)
-
-			bu.debug('Number of player stats: ' + str(len(player_stats)))
-			teamresults = calc_team_stats(results, player_stats, stat_id_map, args)
-
-			blt_cat_list = process_battle_results(teamresults, args)
-			bu.verbose_std('WR = ' + StatFunc.get_title())
-			blt_cat_list.print_results()
-
-			histograms = None
-			if args.hist:
-				histograms = process_player_dist(results, player_stats, stat_id_map)
-				print_player_dist(histograms)			
-			
-			if args.json:
-				res = blt_cat_list.get_results_json()
-				if histograms != None:
-					res_hist = dict()
-					for histogram in histograms.keys():
-						res_hist[histogram] = histograms[histogram].get_results()
-					res['histograms'] = res_hist
-				if args.outfile == '-':
-					export_file = OPT_EXPORT_JSON_FILE
-				else:
-					export_file = args.outfile
-				await bu.save_JSON(export_file, res, pretty=False) ## Excel does not understand pretty JSON
-				bu.verbose_std('Results exported to: ' + export_file)
-			
-			if args.csv:
-				rows = blt_cat_list.get_results_list()
-				if args.hist:
-					rows.append('')
-					rows.append(['Player Histograms'])
-					for histogram in histograms.values():
-						rows.append('')
-						rows.extend(histogram.get_results_list())
-				if args.outfile == '-':
-					export_file = OPT_EXPORT_CSV_FILE
-				else:
-					export_file = args.outfile
-				with open(export_file, 'w') as csvfile:  
-					# creating a csv writer object  
-					csvwriter = csv.writer(csvfile)        					
-					csvwriter.writerows(rows)
-					bu.verbose_std('Results exported to: ' + export_file)			
-			
-			if args.replays:
-				await export_replays(replays)
-
-			bu.debug('Finished. Cleaning up..................')
-		except Exception as err:
-			bu.error(exception=err)
+		bu.debug('Finished. Cleaning up..................')
+		# except Exception as err:
+		# 	bu.error(exception=err)
 	except UserWarning as err:
 		bu.warning(str(err))
 	except asyncio.CancelledError:
@@ -1670,6 +1677,48 @@ async def main(argv):
 	return None
 
 
+async def export_csv(args : argparse.Namespace, blt_cat_list: BattleCategorizationList, histograms: dict = None):
+	"""Export results into a CSV file"""
+	try:
+		rows = blt_cat_list.get_results_list()
+		if args.hist:
+			rows.append('')
+			rows.append(['Player Histograms'])
+			for histogram in histograms.values():
+				rows.append('')
+				rows.extend(histogram.get_results_list())
+		if args.outfile == '-':
+			export_file = OPT_EXPORT_CSV_FILE
+		else:
+			export_file = args.outfile
+		with open(export_file, 'w') as csvfile:  
+			# creating a csv writer object  
+			csvwriter = csv.writer(csvfile)        					
+			csvwriter.writerows(rows)
+			bu.verbose_std('Results exported to: ' + export_file)		
+	except Exception as err:
+		bu.error(exception=err)
+
+
+async def export_json(args : argparse.Namespace, blt_cat_list: BattleCategorizationList, histograms: dict = None):
+	"""Export results into a JSON file"""
+	try:
+		res = blt_cat_list.get_results_json()
+		if histograms != None:
+			res_hist = dict()
+			for histogram in histograms.keys():
+				res_hist[histogram] = histograms[histogram].get_results()
+			res['histograms'] = res_hist
+		if args.outfile == '-':
+			export_file = OPT_EXPORT_JSON_FILE
+		else:
+			export_file = args.outfile
+		await bu.save_JSON(export_file, res, pretty=False) ## Excel does not understand pretty JSON
+		bu.verbose_std('Results exported to: ' + export_file)
+	except Exception as err:
+		bu.error(exception=err)
+
+
 async def help_extended(db : motor.motor_asyncio.AsyncIOMotorDatabase = None, parser: argparse.ArgumentParser = None):
 	"""Help for --filters"""
 	if parser != None:
@@ -1851,21 +1900,28 @@ def process_battle_results(results: dict, args : argparse.Namespace):
 	return blt_cat_list
 
 
-def filter_results(results: list, filter_json : str, stats_filters=False) -> bool:
+def filter_results(results: list, filters_json : str, stats_filters=None) -> bool:
 	"""Filter replays based on battle category filters"""
 	try:
-		filters = json.loads(filter_json)
+		if filters_json == None: 
+			return results
+		filters = json.loads(filters_json)
 		bu.debug(str(filters))
 		if type(filters) != dict:
 			bu.error('invalid --filter arguments: ' + str(filter))
 			sys.exit(1)
 		
-		filter_cats = BattleCategorizationList(filters.keys())
+		filter_cats = BattleCategorizationList.get_categorizations_stats(filters.keys(), stats_filters)
+		filter_cats = BattleCategorizationList(filter_cats)
+		if filter_cats.len() == 0:
+			bu.debug('Nothing to filter')
+			return results
+
 		bu.verbose('Filters applied:')
 		for category in filter_cats:
 			cat = category.category_key
 			categorization = filter_cats.get_categorization(cat)
-			bu.debug('Category: ' + cat + ' filters type: ' + str(type(filters)) + ' filters: ' + str(filters))
+			bu.debug('Category: ' + cat +  ' filters: ' + str(filters))
 			filters[cat] = categorization.get_filter_categories(filters[cat])
 			bu.verbose('  ' + cat + ' = ' + ','.join(filters[cat]))		
 		bu.verbose('')
@@ -1885,8 +1941,12 @@ def filter_results(results: list, filter_json : str, stats_filters=False) -> boo
 					res.append(result)
 			except Exception as err:
 				bu.error(exception=err)
+		if len(res) == 0:
+			raise UserWarning('No replays left after filtering')
 		bu.verbose_std('Replays after filtering: ' + str(len(res)))	
 		return res
+	except UserWarning:
+		raise
 	except Exception as err:
 		bu.error(exception=err)
 	return None
@@ -1961,9 +2021,9 @@ async def process_player_stats(players, N_workers: int, args : argparse.Namespac
 def remap_stat_id(stat_id_map: dict, stat_id_remap: dict):
 	bu.debug('Remapping stat_ids: stat_id_map: ' + str(len(stat_id_map)) + ' remap needed: ' + str(len(stat_id_remap)))
 	for stat_id in stat_id_map:
-	 	# bu.debug(stat_id)
-	 	if stat_id_map[stat_id] in stat_id_remap.keys():
-	 		stat_id_map[stat_id] = stat_id_remap[stat_id_map[stat_id]]
+		# bu.debug(stat_id)
+		if stat_id_map[stat_id] in stat_id_remap.keys():
+			stat_id_map[stat_id] = stat_id_remap[stat_id_map[stat_id]]
 	return stat_id_map
 
 
@@ -2439,7 +2499,7 @@ async def mk_readerQ_item(replay_json, filename : str = None, _id: str = None) -
 	try:
 		if wi.chk_JSON_replay(replay_json): 
 			if not '_id' in replay_json:
-				if _id  != None:			
+				if _id  == None:			
 					_id = wi.read_replay_id(replay_json)
 				replay_json['_id'] = _id
 		else:

extract_tankopedia.py

@@ -3,6 +3,7 @@
 
 # Extract tankopedia data in WG API JSON format from Blitz app files (Android APK unzipped)
 
+from os import path
 import sys, argparse, json, os, inspect, aiohttp, asyncio, aiofiles, re, logging, time, xmltodict, collections, configparser
 import blitzutils as bu
 from blitzutils import WG
@@ -11,9 +12,11 @@ logging.getLogger("asyncio").setLevel(logging.DEBUG)
 
 FILE_CONFIG 	= 'blitzstats.ini'
 
-BLITZAPP_STRINGS='/assets/Data/Strings/en.yaml'
-BLITZAPP_VEHICLES_DIR='/assets/Data/XML/item_defs/vehicles/'
-BLITZAPP_VEHICLE_FILE='/list.xml'
+# BLITZAPP_STRINGS='/assets/Data/Strings/en.yaml'
+# BLITZAPP_VEHICLES_DIR='/assets/Data/XML/item_defs/vehicles/'
+BLITZAPP_STRINGS='Data/Strings/en.yaml'
+BLITZAPP_VEHICLES_DIR='Data/XML/item_defs/vehicles/'
+BLITZAPP_VEHICLE_FILE='list.xml'
 
 wg = None
 
@@ -104,8 +107,11 @@ async def main(argv):
 async def extract_tanks(blitz_app_base : str, nation: str):
 
     tanks = []
-    list_xml_file = blitz_app_base + BLITZAPP_VEHICLES_DIR + nation + BLITZAPP_VEHICLE_FILE
-    if not os.path.isfile(list_xml_file): 
+    # WG has changed the location of Data directory - at least in steam client
+    if path.isdir(path.join(blitz_app_base, 'assets')):
+        blitz_app_base = path.join(blitz_app_base, 'assets')
+    list_xml_file = path.join(blitz_app_base, BLITZAPP_VEHICLES_DIR ,nation ,BLITZAPP_VEHICLE_FILE)
+    if not path.isfile(list_xml_file): 
         print('ERROR: cannot open ' + list_xml_file)
         return None
     bu.debug('Opening file: ' + list_xml_file + ' (Nation: ' + nation + ')')
@@ -132,7 +138,7 @@ async def read_user_strs(blitz_app_base : str) -> dict:
     """Read user strings to convert map and tank names"""
     tank_strs = {}
     map_strs = {}
-    filename = blitz_app_base + BLITZAPP_STRINGS
+    filename = path.join(blitz_app_base, BLITZAPP_STRINGS)
     bu.debug('Opening file: ' + filename + ' for reading UserStrings')
     try:
         async with aiofiles.open(filename, 'r', encoding="utf8") as f:

maps.json

@@ -18,6 +18,7 @@
     "fort": "Fort Despair",
     "grossberg": "Dynasty's Pearl",
     "himmelsdorf": "Himmelsdorf",
+    "holland": "Molendijk",
     "holmeisk": "Wasteland",
     "iceworld": "Everfrost",
     "idle": "Yukon",

releases.md

@@ -1,88 +1,96 @@
 # WoT Blitz releases 
 
-| Release | Date     | Notes       | Inaccurate? |
-|:-------:|:--------:|-------------|-----|
-| 8.4 | 2021-10-20 | Polish heavy tanks |  |
-| 8.3 | 2021-09-16 | FV4005, FV4022, VK 91.01 (P) and WZ-121 legendary camos, -5 deg gun depression to WZ-120 |  |
-| 8.2 | 2021-08-18 | Ghost Factory map, XP/credits nerf for inactive players, new store UI |  |
-| 8.1 | 2021-07-15 | Armor highlighting updated |  |
-| 8.0 | 2021-06-08 | American experimental heavies (Yoh-line), PBR camos |  |
-| 7.9 | 2021-04-27 | Mines rework, new tutorial, colorblind mode, JgPz E100 legendary camo |  |
-| 7.8 | 2021-03-24 | Mid-tier balance changes, Grille line new consumables  |  |
-| 7.7 | 2021-02-24 | Czechoslovakian medium tanks  |  |
-| 7.6 | 2021-01-27 | AMC 13 90, TOG II buffs, free replay camera  |  |
-| 7.5 | 2020-12-09 | ATGM removal, Batchat, Kpz70, T-2020 buff |  |
-| 7.4 | 2020-11-12 | TD buffs, Clan missions |  |
-| 7.3 | 2020-10-08 | Swedish HT line |  |
-| 7.2 | 2020-08-19 | Balance changes, added tier X ammo capa, new aiming reticles |  |
-| 7.1 | 2020-07-15 | New Yukon map, IS-6, KV-4, Patton 48 armor buff, Grille DPM buff, SP IC, AMZ 13 75, M41 Bulldog mobility buff  |  |
-| 7.0 | 2020-06-17 | British LTs, graphics improvements, ATGM nerf, Sheridan nerf, map fixes |  |
-| 6.10 | 2020-04-29 | T92E1 nerf, Tier V-IX heavy HP buff, Battle Pass, map fixes |  |
-| 6.9 | 2020-03-25 | Japanese TDs, Tier X heavy HP buff |  |
-| 6.8 | 2020-02-19 | ATGM nerf, Hellas map |  |
-| 6.7 | 2020-01-15 | ATGM US Lights |  | 
-| 6.6 | 2019-12-18 | T-62A + Leo buffs |  | 
-| 6.5 | 2019-11-21 | New UI |  | 
-| 6.4 | 2019-10-16 | Halloween map, mid-tier HT buff... |  | 
-| 6.3 | 2019-09-18 | European line |  | 
-| 6.2 | 2019-08-14 | New MM |  | 
-| 6.1 | 2019-07-10 | Autoloader buff |  | 
-| 6.0 | 2019-06-05 | UK TD line #2 |   | 
-| 5.10 | 2019-04-24 | new missions |   | 
-| 5.9 | 2019-03-27 | New shell tracers, minor fixes |  | 
-| 5.8 | 2019-02-21 | Chinese TD line |  | 
-| 5.7 | 2019-01-16 | Avatars |  | 
-| 5.6 | 2018-12-05 | Normandy map |   | 
-| 5.5 | 2018-11-13 | Low-tier clean-up |  | 
-| 5.4 | 2018-10-10 | MM "rigging" adjusted |   | 
-| 5.3 | 2018-09-12 | MM "rigging" started, Newbie queue added |   | 
-| 5.2 | 2018-08-22 | Faust map |  | 
-| 5.1 | 2018-07-31 | New MM: vehicle class matching |   | 
-| 5.0 | 2018-06-30 | Vineyeards map update, Spare Parts killed |   | 
-| 4.10 | 2018-05-24 | Alpenstadt map |   | 
-| 4.9 | 2018-04-25 | Chinese heavy tanks |  | 
-| 4.8 | 2018-03-28 | Choice of battle modes, crew skills accelerator |   | 
-| 4.7 | 2018-02-28 | New minimap |   | 
-| 4.6 | 2018-01-31 | Chinese nation |   | 
-| 4.5 | 2017-12-19 | Dynasty's Pearl map |  | 
-| 4.4 | 2017-11-09 | New British tanks |   | 
-| 4.3 | 2017-10-10 | Level 7 screw skills |   | 
-| 4.2 | 2017-09-12 | French LTs, Naval Frontier map |   | 
-| 4.1 | 2017-08-16 | New markers |   | 
-| 4.0 | 2017-07-13 | Rating battles |  Y | 
-| 3.10 | 2017-06-15 | Fixes | Y | 
-| 3.9 | 2017-05-19 | Military Honor, Mayan Ruins | Y | 
-| 3.8 | 2017-04-24 | Spare Parts, New 9-slot Equipment system | Y |
-| 3.7 | 2017-03-22 | Balance changes, Tournaments | Y |
-| 3.6 | 2017-02-16 | Vehicle Enrichment | Y |
-| 3.5 | 2017-01-13 | Boosters, Dead rail update | Y |
-| 3.4 | 2016-11-28 | Canyon map, USA T57 line |  |
-| 3.3 | 2016-11-01 | Updated Mines map |  |
-| 3.2 | 2016-10-04 | Copperfield update |  |
-| 3.1 | 2016-09-03 | Clan tournaments, Yamato Harbor map | Y |
-| 3.0 | 2016-07-20 | Supremacy mode, Falls Creek update | Y |
-| 2.11 | 2016-06-28 | Vineyeards map, Oasis Palms update, German paper TDs | |
-| 2.10 | 2016-06-07 | Rockfield map update, Tank birthdays, high-pen gun for IS-6 |  |
-| 2.9 | 2016-05-03 | Training rooms, +/-1 Matchmaker | Y |
-| 2.8 | 2016-04-04 | New Russian TD line, new consumables system | Y |
-| 2.7 | 2016-03-07 | Mirage map | Y |
-| 2.6 | 2016-02-10 | German LTs, shooting through obstacles | Y |
-| 2.5 | 2016-01-11 | Camouflages, Clan supply | Y |
-| 2.4 | 2015-12-09 | Additional Japanese tanks, windows version | Y |
-| 2.3 | 2015-11-12 | Canal map | Y |
-| 2.2 | 2015-10-05 | Desert Sands map update | Y |
-| 2.1 | 2015-09-07 | UK TDs, Clan Chat | Y |
-| 2.0 | 2015-08-05 | Clans, Oasis Palms updated | |
-| 1.11 | 2015-07-13 | KV-2, KV-13, Sherman Jumbo | Y |
-| 1.10 | 2015-06-11 | Port Bay map | Y |
-| 1.9 | 2015-05-13 | New German medium tanks (Leo) | Y |
-| 1.8 | 2015-04-14 | Game tutorial, Bot map for new players  | Y |
-| 1.7 | 2015-02-16 | US Turreted TDs | Y |
-| 1.6 | 2015-01-19 | Castilla map, UK HT line | Y |
-| 1.5 | 2014-12-01 | UK Nation | Y |
-| 1.4 | 2014-10-29 | German HT line (Maus) | Y |
-| 1.3 | 2014-10-02 | USSR IS-4 line, Lost Temple, Black Goldville maps | Y |
-| 1.2 | 2014-08-20 | Oasis Palms map | Y |
-| 1.1.1 | 2014-07-23 | Fixes :-) |  |
-| 1.0 | 2014-06-26 | Worldwide launch |  | 
-| 0.9 | 2014-05-05 | Nordic soft launch |   |
+| Release | Date     | Notes       |
+|:-------:|:--------:|-------------|
+| 9.1 | 2022-07-14 | Releases updated via DLC, graphics updates for Object 140, Patton 46 |
+| 9.0 | 2022-06-08 | Japanies heavies, Castilla graphics update, new garage |
+| 8.10 | 2022-04-28 | New battle results screen, new "Operation" mechanics |
+| 8.9 | 2022-03-23 | "Free" camo resupply, VK 72.01 supplies |
+| 8.8 | 2022-02-16 | Molendijk map |
+| 8.7 | 2022-01-19 | Soviet Light Tanks |
+| 8.6 | 2021-12-15 | Joining Light and Medium Tank classes in MM |
+| 8.5 | 2021-11-17 | New national crew voices, economy update |
+| 8.4 | 2021-10-20 | Polish heavy tanks |
+| 8.3 | 2021-09-16 | FV4005, FV4022, VK 91.01 (P) and WZ-121 legendary camos, -5 deg gun depression to WZ-120 |
+| 8.2 | 2021-08-18 | Ghost Factory map, XP/credits nerf for inactive players, new store UI |
+| 8.1 | 2021-07-15 | Armor highlighting updated |
+| 8.0 | 2021-06-08 | American experimental heavies (Yoh-line), PBR camos |
+| 7.9 | 2021-04-27 | Mines rework, new tutorial, colorblind mode, JgPz E100 legendary camo |
+| 7.8 | 2021-03-24 | Mid-tier balance changes, Grille line new consumables |
+| 7.7 | 2021-02-24 | Czechoslovakian medium tanks |
+| 7.6 | 2021-01-27 | AMC 13 90, TOG II buffs, free replay camera |
+| 7.5 | 2020-12-09 | ATGM removal, Batchat, Kpz70, T-2020 buff |
+| 7.4 | 2020-11-12 | TD buffs, Clan missions |
+| 7.3 | 2020-10-08 | Swedish HT line |
+| 7.2 | 2020-08-19 | Balance changes, added tier X ammo capa, new aiming reticles |
+| 7.1 | 2020-07-15 | New Yukon map, IS-6, KV-4, Patton 48 armor buff, Grille DPM buff, SP IC, AMZ 13 75, M41 Bulldog mobility buff  |
+| 7.0 | 2020-06-17 | British LTs, graphics improvements, ATGM nerf, Sheridan nerf, map fixes |
+| 6.10 | 2020-04-29 | T92E1 nerf, Tier V-IX heavy HP buff, Battle Pass, map fixes |
+| 6.9 | 2020-03-25 | Japanese TDs, Tier X heavy HP buff |
+| 6.8 | 2020-02-19 | ATGM nerf, Hellas map |
+| 6.7 | 2020-01-15 | ATGM US Lights |
+| 6.6 | 2019-12-18 | T-62A + Leo buffs |
+| 6.5 | 2019-11-21 | New UI |
+| 6.4 | 2019-10-16 | Halloween map, mid-tier HT buff... |
+| 6.3 | 2019-09-18 | European line |
+| 6.2 | 2019-08-14 | New MM |
+| 6.1 | 2019-07-10 | Autoloader buff |
+| 6.0 | 2019-06-05 | UK TD line #2 | 
+| 5.10 | 2019-04-24 | new missions | 
+| 5.9 | 2019-03-27 | New shell tracers, minor fixes |
+| 5.8 | 2019-02-21 | Chinese TD line |
+| 5.7 | 2019-01-16 | Avatars |
+| 5.6 | 2018-12-05 | Normandy map |
+| 5.5 | 2018-11-13 | Low-tier clean-up :-( |
+| 5.4 | 2018-10-10 | MM "rigging" adjusted |
+| 5.3 | 2018-09-12 | MM "rigging" started, Newbie queue added | 
+| 5.2 | 2018-08-22 | Faust map |
+| 5.1 | 2018-07-31 | New MM: vehicle class matching |
+| 5.0 | 2018-06-30 | Vineyeards map update, Spare Parts removed ! |
+| 4.10 | 2018-05-24 | Alpenstadt map | 
+| 4.9 | 2018-04-25 | Chinese heavy tanks |
+| 4.8 | 2018-03-28 | Choice of battle modes, crew skills accelerator |
+| 4.7 | 2018-02-28 | New minimap |
+| 4.6 | 2018-01-31 | Chinese nation |
+| 4.5 | 2017-12-19 | Dynasty's Pearl map |
+| 4.4 | 2017-11-09 | New British tanks | 
+| 4.3 | 2017-10-10 | Level 7 screw skills |
+| 4.2 | 2017-09-12 | French LTs, Naval Frontier map |
+| 4.1 | 2017-08-16 | New markers |
+| 4.0 | 2017-07-13 | Rating battles (date uncertain) | 
+| 3.10 | 2017-06-15 | Fixes (date uncertain) |
+| 3.9 | 2017-05-19 | Military Honor, Mayan Ruins (date uncertain) |
+| 3.8 | 2017-04-24 | Spare Parts, New 9-slot Equipment system (date uncertain) |
+| 3.7 | 2017-03-22 | Balance changes, Tournaments (date uncertain) |
+| 3.6 | 2017-02-16 | Vehicle Enrichment (date uncertain) |
+| 3.5 | 2017-01-13 | Boosters, Dead rail update (date uncertain) |
+| 3.4 | 2016-11-28 | Canyon map, USA T57 line |
+| 3.3 | 2016-11-01 | Updated Mines map |
+| 3.2 | 2016-10-04 | Copperfield update |
+| 3.1 | 2016-09-03 | Clan tournaments, Yamato Harbor map (date uncertain) |
+| 3.0 | 2016-07-20 | Supremacy mode, Falls Creek update (date uncertain) |
+| 2.11 | 2016-06-28 | Vineyeards map, Oasis Palms update, German paper TDs |
+| 2.10 | 2016-06-07 | Rockfield map update, Tank birthdays, high-pen gun for IS-6 |
+| 2.9 | 2016-05-03 | Training rooms, +/-1 Matchmaker (date uncertain) |
+| 2.8 | 2016-04-04 | New Russian TD line, new consumables system (date uncertain) |
+| 2.7 | 2016-03-07 | Mirage map (date uncertain) |
+| 2.6 | 2016-02-10 | German LTs, shooting through obstacles (date uncertain) |
+| 2.5 | 2016-01-11 | Camouflages, Clan supply (date uncertain) |
+| 2.4 | 2015-12-09 | Additional Japanese tanks, windows version (date uncertain) |
+| 2.3 | 2015-11-12 | Canal map (date uncertain) |
+| 2.2 | 2015-10-05 | Desert Sands map update (date uncertain) |
+| 2.1 | 2015-09-07 | UK TDs, Clan Chat (date uncertain) |
+| 2.0 | 2015-08-05 | Clans, Oasis Palms updated |
+| 1.11 | 2015-07-13 | KV-2, KV-13, Sherman Jumbo (date uncertain) |
+| 1.10 | 2015-06-11 | Port Bay map (date uncertain) |
+| 1.9 | 2015-05-13 | New German medium tanks (Leo) (date uncertain) |
+| 1.8 | 2015-04-14 | Game tutorial, Bot map for new players  (date uncertain) |
+| 1.7 | 2015-02-16 | US Turreted TDs (date uncertain) |
+| 1.6 | 2015-01-19 | Castilla map, UK HT line (date uncertain) |
+| 1.5 | 2014-12-01 | UK Nation (date uncertain) |
+| 1.4 | 2014-10-29 | German HT line (Maus) (date uncertain) |
+| 1.3 | 2014-10-02 | USSR IS-4 line, Lost Temple, Black Goldville maps (date uncertain) |
+| 1.2 | 2014-08-20 | Oasis Palms map (date uncertain) |
+| 1.1.1 | 2014-07-23 | Fixes :-) |
+| 1.0 | 2014-06-26 | Worldwide launch | 
+| 0.9 | 2014-05-05 | Nordic soft launch |