chore(typing): Fix (Compliant|Polars)Series namespaces

- Left over from #2756
- Need to merge #2897 first and rebase

Author: dangotbanned

narwhals/_compliant/series.py

@@ -285,15 +285,15 @@ def hist_from_bin_count(
         ...
 
     @property
-    def str(self) -> Any: ...
+    def str(self) -> StringNamespace[Self]: ...
     @property
-    def dt(self) -> Any: ...
+    def dt(self) -> DateTimeNamespace[Self]: ...
     @property
-    def cat(self) -> Any: ...
+    def cat(self) -> CatNamespace[Self]: ...
     @property
-    def list(self) -> Any: ...
+    def list(self) -> ListNamespace[Self]: ...
     @property
-    def struct(self) -> Any: ...
+    def struct(self) -> StructNamespace[Self]: ...
 
 
 class EagerSeries(CompliantSeries[NativeSeriesT], Protocol[NativeSeriesT]):

narwhals/_polars/series.py

@@ -682,6 +682,10 @@ def list(self) -> PolarsSeriesListNamespace:
 
 
 class PolarsSeriesDateTimeNamespace:
+    @property
+    def compliant(self) -> PolarsSeries:
+        return self._compliant_series
+
     def __init__(self, series: PolarsSeries) -> None:
         self._compliant_series = series
 
@@ -694,8 +698,36 @@ def func(*args: Any, **kwargs: Any) -> Any:
 
         return func
 
+    truncate: Method[PolarsSeries]
+    offset_by: Method[PolarsSeries]
+    to_string: Method[PolarsSeries]
+    replace_time_zone: Method[PolarsSeries]
+    convert_time_zone: Method[PolarsSeries]
+    timestamp: Method[PolarsSeries]
+    date: Method[PolarsSeries]
+    year: Method[PolarsSeries]
+    month: Method[PolarsSeries]
+    day: Method[PolarsSeries]
+    hour: Method[PolarsSeries]
+    minute: Method[PolarsSeries]
+    second: Method[PolarsSeries]
+    millisecond: Method[PolarsSeries]
+    microsecond: Method[PolarsSeries]
+    nanosecond: Method[PolarsSeries]
+    ordinal_day: Method[PolarsSeries]
+    weekday: Method[PolarsSeries]
+    total_minutes: Method[PolarsSeries]
+    total_seconds: Method[PolarsSeries]
+    total_milliseconds: Method[PolarsSeries]
+    total_microseconds: Method[PolarsSeries]
+    total_nanoseconds: Method[PolarsSeries]
+
 
 class PolarsSeriesStringNamespace:
+    @property
+    def compliant(self) -> PolarsSeries:
+        return self._compliant_series
+
     def __init__(self, series: PolarsSeries) -> None:
         self._compliant_series = series
 
@@ -714,8 +746,26 @@ def func(*args: Any, **kwargs: Any) -> Any:
 
         return func
 
+    len_chars: Method[PolarsSeries]
+    replace: Method[PolarsSeries]
+    replace_all: Method[PolarsSeries]
+    strip_chars: Method[PolarsSeries]
+    starts_with: Method[PolarsSeries]
+    ends_with: Method[PolarsSeries]
+    contains: Method[PolarsSeries]
+    slice: Method[PolarsSeries]
+    split: Method[PolarsSeries]
+    to_date: Method[PolarsSeries]
+    to_datetime: Method[PolarsSeries]
+    to_lowercase: Method[PolarsSeries]
+    to_uppercase: Method[PolarsSeries]
+
 
 class PolarsSeriesCatNamespace:
+    @property
+    def compliant(self) -> PolarsSeries:
+        return self._compliant_series
+
     def __init__(self, series: PolarsSeries) -> None:
         self._compliant_series = series
 
@@ -728,8 +778,14 @@ def func(*args: Any, **kwargs: Any) -> Any:
 
         return func
 
+    get_categories: Method[PolarsSeries]
+
 
 class PolarsSeriesListNamespace:
+    @property
+    def compliant(self) -> PolarsSeries:
+        return self._series
+
     def __init__(self, series: PolarsSeries) -> None:
         self._series = series
 
@@ -759,6 +815,10 @@ def func(*args: Any, **kwargs: Any) -> Any:
 
 
 class PolarsSeriesStructNamespace:
+    @property
+    def compliant(self) -> PolarsSeries:
+        return self._compliant_series
+
     def __init__(self, series: PolarsSeries) -> None:
         self._compliant_series = series
 
@@ -770,3 +830,5 @@ def func(*args: Any, **kwargs: Any) -> Any:
             )
 
         return func
+
+    field: Method[PolarsSeries]