test: fix failing tests

src/safeds/data/labeled/containers/_tabular_dataset.py

@@ -53,7 +53,7 @@ class TabularDataset(Dataset):
 
     Examples
     --------
-    >>> from safeds.data.labeled.containers import TabularDataset
+    >>> from safeds.data.tabular.containers import Table
     >>> table = Table(
     ...     {
     ...         "id": [1, 2, 3],

src/safeds/data/tabular/containers/_column.py

@@ -1009,14 +1009,7 @@ def mode(
         >>> from safeds.data.tabular.containers import Column
         >>> column = Column("test", [3, 1, 2, 1, 3])
         >>> column.mode()
-        +------+
-        | test |
-        |  --- |
-        |  i64 |
-        +======+
-        |    1 |
-        |    3 |
-        +------+
+        [1, 3]
         """
         import polars as pl
 

src/safeds/data/tabular/plotting/_table_plotter.py

@@ -24,7 +24,7 @@ class TablePlotter:
     Examples
     --------
     >>> from safeds.data.tabular.containers import Table
-    >>> table = Table("test", [1, 2, 3])
+    >>> table = Table({"test": [1, 2, 3]})
     >>> plotter = table.plot
     """
 

src/safeds/data/tabular/transformation/_one_hot_encoder.py

@@ -53,11 +53,16 @@ class OneHotEncoder(InvertibleTableTransformer):
     >>> table = Table({"col1": ["a", "b", "c", "a"]})
     >>> transformer = OneHotEncoder()
     >>> transformer.fit_and_transform(table, ["col1"])[1]
-       col1__a  col1__b  col1__c
-    0      1.0      0.0      0.0
-    1      0.0      1.0      0.0
-    2      0.0      0.0      1.0
-    3      1.0      0.0      0.0
+    +---------+---------+---------+
+    | col1__a | col1__b | col1__c |
+    |     --- |     --- |     --- |
+    |      u8 |      u8 |      u8 |
+    +=============================+
+    |       1 |       0 |       0 |
+    |       0 |       1 |       0 |
+    |       0 |       0 |       1 |
+    |       1 |       0 |       0 |
+    +---------+---------+---------+
     """
 
     # ------------------------------------------------------------------------------------------------------------------

src/safeds/data/tabular/typing/_polars_schema.py

@@ -37,7 +37,7 @@ def __eq__(self, other: object) -> bool:
         return self._schema == other._schema
 
     def __hash__(self) -> int:
-        return _structural_hash(str(self._schema))
+        return _structural_hash(tuple(self._schema.keys()), [str(type_) for type_ in self._schema.values()])
 
     def __repr__(self) -> str:
         return f"Schema({self!s})"