finalized analyzer

added get_line_count function to count lines effectively
changed the internal backend of comparing file sizes
added saving to json

tools/get_shares_stats.py

@@ -1,5 +1,17 @@
-import pathlib
 import market_trade.constants
+import json
+
+
+def get_lines_count(filepath):
+    """
+    This function gets filepath and returns count of the lines inside it (by default delimiter)
+    :param filepath: pathlike, preffered to be pathlib
+    :return: integer, coutn of the lines
+    """
+    with open(filepath, mode="r", encoding="utf-8") as counted_file:
+        line_count = sum(1 for _ in counted_file)
+    return line_count
+
 
 if __name__ == '__main__':
     shares_maxsize_by_figi = {}
@@ -12,12 +24,17 @@ if __name__ == '__main__':
             # compiling all the shares files to list
             shares_filepaths = list(figi_dir.iterdir())
 
-            #TODO: REDO WITH LINES COUNTING
+            # getting maximum file by line count
+            maxsize_shares_filepath = max(shares_filepaths, key=get_lines_count)
 
-            # getting maximum file by file size
-            maxsize_shares_filepath = max(shares_filepaths, key=lambda path: path.stat().st_size)
+            # setting maximum file value
+            shares_maxsize_by_figi[figi_dir.name] = get_lines_count(maxsize_shares_filepath)
 
-            shares_maxsize_by_figi[figi_dir.name] = maxsize_shares_filepath.stat().st_size
-    shares_sorted_by_liquidity = sorted(shares_maxsize_by_figi.items(),
+    # sorting the liquidity stats by the size
+    shares_sorted_by_liquidity = dict(sorted(shares_maxsize_by_figi.items(),
                                         key=lambda dict_item: dict_item[1],
-                                        reverse=True)
+                                        reverse=True))
+
+    # saving them as a json stats file
+    with open(market_trade.constants.SHARES_STATS_PATH, mode="w", encoding="utf-8") as stats_file:
+        json.dump(shares_sorted_by_liquidity, stats_file, ensure_ascii=False)