getitem

Author: jph00

fastlite/core.py

@@ -10,7 +10,7 @@
 from fastcore.utils import *
 from fastcore.xml import highlight
 from fastcore.xtras import hl_md, dataclass_src
-from .db import *
+from sqlite_utils.db import *
 
 try: from graphviz import Source
 except ImportError: pass

fastlite/kw.py

@@ -69,6 +69,10 @@ def get(self:Table, pk_values: list|tuple|str|int, as_cls:bool=True)->Any:
     if as_cls and hasattr(self,'cls'): row = self.cls(**row)
     return row
 
+@patch
+def __getitem__(self:Table, pk_values):
+    return self.get(pk_values)
+
 
 @patch
 def create(

nbs/00_core.ipynb

@@ -38,7 +38,7 @@
     "from fastcore.utils import *\n",
     "from fastcore.xml import highlight\n",
     "from fastcore.xtras import hl_md, dataclass_src\n",
-    "from fastlite.db import *\n",
+    "from sqlite_utils.db import *\n",
     "\n",
     "try: from graphviz import Source\n",
     "except ImportError: pass"
@@ -580,7 +580,7 @@
     {
      "data": {
       "text/plain": [
-       "Artist(ArtistId=1, Name='AC/DC')"
+       "{'ArtistId': 1, 'Name': 'AC/DC'}"
       ]
      },
      "execution_count": null,

nbs/index.ipynb

@@ -437,6 +437,13 @@
     "create_mod(db, 'db_dc')"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Indexing into a table does a query on primary key:"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -456,7 +463,7 @@
    "source": [
     "#| eval: false\n",
     "from db_dc import Track\n",
-    "Track(**dt.Track.get(1))"
+    "Track(**dt.Track[1])"
    ]
   },
   {
@@ -520,7 +527,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "`get` also uses the dataclass by default:"
+    "Indexing also uses the dataclass by default:"
    ]
   },
   {
@@ -540,14 +547,14 @@
     }
    ],
    "source": [
-    "album.get(5)"
+    "album[5]"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "If you set `xtra` fields, then `get` is also filtered by those. As a result, for instance in this case, nothing is returned since album 5 is not created by artist 1:"
+    "If you set `xtra` fields, then indexing is also filtered by those. As a result, for instance in this case, nothing is returned since album 5 is not created by artist 1:"
    ]
   },
   {
@@ -566,7 +573,7 @@
    "source": [
     "album.xtra(ArtistId=1)\n",
     "\n",
-    "try: album.get(5)\n",
+    "try: album[5]\n",
     "except NotFoundError: print(\"Not found\")"
    ]
   },
@@ -814,7 +821,7 @@
    "source": [
     "cats.xtra(uid=2)\n",
     "cats.dataclass()\n",
-    "cat = cats.get(1)\n",
+    "cat = cats[1]\n",
     "cat"
    ]
   },