file handlers

src/handler/csv_handler.py

+import csv
+from typing import List
+
+
+class CsvHandler:
+
+    @staticmethod
+    def __removeInitSpace__(word: str) -> str:
+        """
+        Removes space at index 0 if present
+        """
+        if word.startswith(" "):
+            return word[1:]
+        else:
+            return word
+
+    @staticmethod
+    def load(filepath: str) -> (List[str], List[dict]):
+        """
+        Loads csv file
+        :param filepath: path to csv file
+        :return: tuple of (list of header params, list of dict in format: {header1: value1, header2: value2,...})
+        """
+        item_list = []
+        with open(filepath, 'r') as csvFile:
+            header = csvFile.readline().split(",")
+
+            for i in range(1, len(header)):
+                header[i] = CsvHandler.__removeInitSpace__(header[i])
+
+            reader = csv.reader(csvFile)
+            for row in reader:
+                for i in range(1, len(row)):
+                    row[i] = CsvHandler.__removeInitSpace__(row[i])
+
+                dic = {}
+                for i in range(1, len(header)):
+                    dic[header[i]] = row[i]
+                item_list.append(dic)
+        csvFile.close()
+
+        return header, item_list
+
+    @staticmethod
+    def save(filepath: str, header: list, csv_as_list_dic: List[dict]) -> None:
+        """
+        Saves csv file into disk
+        :param filepath: path to save csv file (with filename)
+        :param header: header to save into file
+        :param csv_as_list_dic: list of dic in format {header1: value1, header2: value2,...}
+        :return: None
+        """
+        with open(filepath, 'w') as csvFile:
+            header_line = ""
+            for headerItem in header:
+                header_line += headerItem + ","
+            header_line = header_line[0:len(header_line) - 1]
+            csvFile.write(header_line + "\n")
+
+            for row in csv_as_list_dic:
+                line = ""
+                for headerItem in header:
+                    line = line + row[headerItem] + ","
+                line = line[0:len(line) - 1]
+                csvFile.write(line + "\n")
+        csvFile.close()
+
+

src/handler/json_handler.py

+import json
+
+
+class JsonHandler:
+    @staticmethod
+    def load(filepath: str) -> dict:
+        """
+        Loads json from disk
+        :param filepath: path to json file (with filename)
+        :return: json as dict
+        """
+        with open(filepath, 'r') as jsonFile:
+            json_as_string = jsonFile.read()
+        jsonFile.close()
+        return json.loads(json_as_string)
+
+    @staticmethod
+    def save(filepath: str, json_as_dict: dict) -> None:
+        """
+        Saves json into disk
+        :param filepath: path to save json file (with filename)
+        :param json_as_dict: dict
+        :return: None
+        """
+        json_as_string = json.dumps(json_as_dict, indent=4)
+        with open(filepath, 'w') as jsonFile:
+            jsonFile.write(json_as_string)
+        jsonFile.close()