first commit

sources/file_types/AbstractParser.py

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+from abc import ABC, abstractmethod
+from pydantic import Extra, BaseModel
+
+
+class AbstractParser(BaseModel, ABC):
+
+
+    class Config:
+        extra = Extra.allow
+
+    @abstractmethod
+    def parse(self, source):
+        pass

sources/file_types/CsvParser.py

@@ -0,0 +1,12 @@
+import csv
+
+from sources.file_types.AbstractParser import AbstractParser
+
+
+class CsvParser(AbstractParser):
+
+    def parse(self, source):
+        with open(source, 'r') as item:
+            reader = csv.DictReader(item)
+            for line in reader:
+                yield line