ง ญ-Ph์ใ๓x—ddlmZddlmZmZmZerddlmZeddฌฆซZGd„deeฆซZ d S) ้)ฺ annotations)ฺ TYPE_CHECKINGฺGenericฺTypeVar)ฺExprฺExprTr)ฺboundc๓—eZdZdd„Zd d„ZdS) ฺExprListNamespaceฺexprrฺreturnฺNonec๓—||_dSฉN)ฺ_expr)ฺselfr s ๚R/var/www/html/test/jupyter/venv/lib/python3.11/site-packages/narwhals/expr_list.pyฺ__init__zExprListNamespace.__init__ s €ุˆŒ ˆ ˆ ๓c๓>‡—‰j ˆfd„ฆซS)uReturn the number of elements in each list. Null values count towards the total. Returns: A new expression. Examples: >>> import polars as pl >>> import narwhals as nw >>> df_native = pl.DataFrame({"a": [[1, 2], [3, 4, None], None, []]}) >>> df = nw.from_native(df_native) >>> df.with_columns(a_len=nw.col("a").list.len()) โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” | Narwhals DataFrame | |------------------------| |shape: (4, 2) | |โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ฌโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”| |โ”‚ a โ”† a_len โ”‚| |โ”‚ --- โ”† --- โ”‚| |โ”‚ list[i64] โ”† u32 โ”‚| |โ•žโ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•ชโ•โ•โ•โ•โ•โ•โ•โ•ก| |โ”‚ [1, 2] โ”† 2 โ”‚| |โ”‚ [3, 4, null] โ”† 3 โ”‚| |โ”‚ null โ”† null โ”‚| |โ”‚ [] โ”† 0 โ”‚| |โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜| โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜ c๓f•—‰j |ฆซj ฆซSr)rฺ_to_compliant_exprฺlistฺlen)ฺplxrs €r๚z'ExprListNamespace.len...s&๘€˜œ ื5า5ฐcั:ิ:ิ?ืCาCัEิE€r)rฺ_with_elementwise_op)rs`rrzExprListNamespace.lens+๘€๐<Œzื.า.ุ Eะ Eะ Eะ E๑ ๔ ๐ rN)r rr r)r r)ฺ__name__ฺ __module__ฺ __qualname__rrฉrrr r s<€€€€€๐๐๐๐๐  ๐  ๐  ๐  ๐  ๐  rr N) ฺ __future__rฺtypingrrrฺ narwhals.exprrrr r!rr๚r%s›๐ุ"ะ"ะ"ะ"ะ"ะ"เ2ะ2ะ2ะ2ะ2ะ2ะ2ะ2ะ2ะ2เ๐#ุ"ะ"ะ"ะ"ะ"ะ"เˆ˜vะ&ั&ิ&€๐$ ๐$ ๐$ ๐$ ๐$ ˜ œ๑$ ๔$ ๐$ ๐$ ๐$ r