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Improved column type introspection, closes #92

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This commit is contained in:
Simon Willison 2020-03-14 13:04:06 -07:00
commit 1125460497
2 changed files with 21 additions and 14 deletions
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16
sqlite_utils/db.py
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@ -1,4 +1,4 @@
from .utils import sqlite3, OperationalError, suggest_column_types
from .utils import sqlite3, OperationalError, suggest_column_types, column_affinity
from collections import namedtuple, OrderedDict
import datetime
import hashlib
@ -65,15 +65,6 @@ if np:
)
REVERSE_COLUMN_TYPE_MAPPING = {
"": str, # Columns in views sometimes have type = ''
"TEXT": str,
"BLOB": bytes,
"INTEGER": int,
"FLOAT": float,
}
class AlterError(Exception):
pass
@ -457,10 +448,7 @@ class Queryable:
@property
def columns_dict(self):
"Returns {column: python-type} dictionary"
return {
column.name: REVERSE_COLUMN_TYPE_MAPPING[column.type]
for column in self.columns
}
return {column.name: column_affinity(column.type) for column in self.columns}
@property
def schema(self):