Update CI & add black formatter

scripts/collect_info.py

@@ -1,24 +1,28 @@
 import sys, platform
 import qlib
 
+
 def linux_distribution():
     try:
         return platform.linux_distribution()
     except:
         return "N/A"
 
-print('Qlib version: {} \n'.format(qlib.__version__))
-print("""Python version: {} \n
+
+print("Qlib version: {} \n".format(qlib.__version__))
+print(
+    """Python version: {} \n
 linux_distribution: {}
 system: {}
 machine: {}
 platform: {}
 version: {}
 """.format(
-sys.version.split('\n'),
-linux_distribution(),
-platform.system(),
-platform.machine(),
-platform.platform(),
-platform.version(),
-))
+        sys.version.split("\n"),
+        linux_distribution(),
+        platform.system(),
+        platform.machine(),
+        platform.platform(),
+        platform.version(),
+    )
+)

scripts/data_collector/yahoo/collector.py

@@ -116,9 +116,7 @@ class YahooCollector:
         return error_symbol
 
     def collector_data(self):
-        """collector data
-
-        """
+        """collector data"""
         logger.info("start collector yahoo data......")
         stock_list = self.stock_list
         for i in range(self._max_collector_count):
@@ -131,7 +129,7 @@ class YahooCollector:
             self.save_stock(_symbol, max(_df_list, key=len))
 
         logger.warning(f"less than {MIN_NUMBERS_TRADING} stock list: {list(self._mini_symbol_map.keys())}")
-        
+
         self.download_csi300_data()
 
     def download_csi300_data(self):
@@ -280,8 +278,7 @@ class Run:
         YahooCollector(self.source_dir).download_csi300_data()
 
     def download_bench_data(self):
-        """download bench stock data(SH000300)
-        """
+        """download bench stock data(SH000300)"""
 
     def collector_data(self):
         """download -> normalize -> dump data

scripts/get_data.py

@@ -34,7 +34,9 @@ class GetData:
             raise requests.exceptions.HTTPError()
 
         chuck_size = 1024
-        logger.warning(f"The data for the example is collected from Yahoo Finance. Please be aware that the quality of the data might not be perfect. (You can refer to the original data source: https://finance.yahoo.com/lookup.)")
+        logger.warning(
+            f"The data for the example is collected from Yahoo Finance. Please be aware that the quality of the data might not be perfect. (You can refer to the original data source: https://finance.yahoo.com/lookup.)"
+        )
         logger.info(f"{file_name} downloading......")
         with tqdm(total=int(resp.headers.get("Content-Length", 0))) as p_bar:
             with target_path.open("wb") as fp: