PATH_DB_SCHEMA = 'scripts/init.sql'
-class DatabaseFile:
+class DatabaseFile: # pylint: disable=too-few-public-methods
"""Represents the sqlite3 database's file."""
def __init__(self, path):
self.path = path
- self.check()
-
- def check(self):
- """Check file exists and is of proper schema."""
- self.exists = isfile(self.path)
- if self.exists:
- self.validate_schema()
+ self._check()
def remake(self):
"""Create tables in self.path file as per PATH_DB_SCHEMA sql file."""
with sql_connect(self.path) as conn:
with open(PATH_DB_SCHEMA, 'r', encoding='utf-8') as f:
conn.executescript(f.read())
- self.check()
+ self._check()
+
+ def _check(self):
+ """Check file exists and is of proper schema."""
+ self.exists = isfile(self.path)
+ if self.exists:
+ self._validate_schema()
- def validate_schema(self):
+ def _validate_schema(self):
"""Compare found schema with what's stored at PATH_DB_SCHEMA."""
sql_for_schema = 'SELECT sql FROM sqlite_master ORDER BY sql'
msg_err = 'Database has wrong tables schema. Diff:\n'