diff --git a/crates/polars-ops/src/frame/join/mod.rs b/crates/polars-ops/src/frame/join/mod.rs
index 17d3f59b833f..74da0a32b68a 100644
--- a/crates/polars-ops/src/frame/join/mod.rs
+++ b/crates/polars-ops/src/frame/join/mod.rs
@@ -52,12 +52,13 @@ pub trait DataFrameJoinOps: IntoDf {
     ///
     /// ```no_run
     /// # use polars_core::prelude::*;
+    /// # use polars_ops::prelude::*;
     /// let df1: DataFrame = df!("Fruit" => &["Apple", "Banana", "Pear"],
     ///                          "Phosphorus (mg/100g)" => &[11, 22, 12])?;
     /// let df2: DataFrame = df!("Name" => &["Apple", "Banana", "Pear"],
     ///                          "Potassium (mg/100g)" => &[107, 358, 115])?;
     ///
-    /// let df3: DataFrame = df1.join(&df2, ["Fruit"], ["Name"], JoinType::Inner, None)?;
+    /// let df3: DataFrame = df1.join(&df2, ["Fruit"], ["Name"], JoinArgs::new(JoinType::Inner))?;
     /// assert_eq!(df3.shape(), (3, 3));
     /// println!("{}", df3);
     /// # Ok::<(), PolarsError>(())
@@ -369,6 +370,7 @@ pub trait DataFrameJoinOps: IntoDf {
     ///
     /// ```
     /// # use polars_core::prelude::*;
+    /// # use polars_ops::prelude::*;
     /// fn join_dfs(left: &DataFrame, right: &DataFrame) -> PolarsResult<DataFrame> {
     ///     left.inner_join(right, ["join_column_left"], ["join_column_right"])
     /// }
@@ -391,6 +393,7 @@ pub trait DataFrameJoinOps: IntoDf {
     ///
     /// ```no_run
     /// # use polars_core::prelude::*;
+    /// # use polars_ops::prelude::*;
     /// let df1: DataFrame = df!("Wavelength (nm)" => &[480.0, 650.0, 577.0, 1201.0, 100.0])?;
     /// let df2: DataFrame = df!("Color" => &["Blue", "Yellow", "Red"],
     ///                          "Wavelength nm" => &[480.0, 577.0, 650.0])?;
@@ -433,6 +436,7 @@ pub trait DataFrameJoinOps: IntoDf {
     ///
     /// ```
     /// # use polars_core::prelude::*;
+    /// # use polars_ops::prelude::*;
     /// fn join_dfs(left: &DataFrame, right: &DataFrame) -> PolarsResult<DataFrame> {
     ///     left.outer_join(right, ["join_column_left"], ["join_column_right"])
     /// }
diff --git a/crates/polars-ops/src/series/ops/approx_algo/hyperloglogplus.rs b/crates/polars-ops/src/series/ops/approx_algo/hyperloglogplus.rs
index 7df61317d9bc..d507a1fcf20c 100644
--- a/crates/polars-ops/src/series/ops/approx_algo/hyperloglogplus.rs
+++ b/crates/polars-ops/src/series/ops/approx_algo/hyperloglogplus.rs
@@ -9,6 +9,7 @@
 //! # Examples
 //!
 //! ```
+//!     # use polars_ops::prelude::*;
 //!     let mut hllp = HyperLogLog::new();
 //!     hllp.add(&12345);
 //!     hllp.add(&23456);
diff --git a/crates/polars-plan/src/dsl/functions/temporal.rs b/crates/polars-plan/src/dsl/functions/temporal.rs
index 6ae7a8ee0c5c..b2eb3af5a229 100644
--- a/crates/polars-plan/src/dsl/functions/temporal.rs
+++ b/crates/polars-plan/src/dsl/functions/temporal.rs
@@ -156,6 +156,7 @@ pub fn datetime(args: DatetimeArgs) -> Expr {
 /// their default value of `lit(0)`, as demonstrated below.
 ///
 /// ```
+/// # use polars_plan::prelude::*;
 /// let args = DurationArgs {
 ///     days: lit(5),
 ///     hours: col("num_hours"),
@@ -165,6 +166,7 @@ pub fn datetime(args: DatetimeArgs) -> Expr {
 /// ```
 /// If you prefer builder syntax, `with_*` methods are also available.
 /// ```
+/// # use polars_plan::prelude::*;
 /// let args = DurationArgs::new().with_weeks(lit(42)).with_hours(lit(84));
 /// ```
 #[derive(Debug, Clone)]
diff --git a/crates/polars-plan/src/dsl/mod.rs b/crates/polars-plan/src/dsl/mod.rs
index 40dbb939de6f..05dca3120e10 100644
--- a/crates/polars-plan/src/dsl/mod.rs
+++ b/crates/polars-plan/src/dsl/mod.rs
@@ -1141,6 +1141,7 @@ impl Expr {
     /// Keep the original root name
     ///
     /// ```rust,no_run
+    /// # use polars_core::prelude::*;
     /// # use polars_plan::prelude::*;
     /// fn example(df: LazyFrame) -> LazyFrame {
     ///     df.select([
@@ -1181,21 +1182,6 @@ impl Expr {
     /// Exclude a column from a wildcard/regex selection.
     ///
     /// You may also use regexes in the exclude as long as they start with `^` and end with `$`/
-    ///
-    /// # Example
-    ///
-    /// ```rust
-    /// use polars_core::prelude::*;
-    /// use polars_lazy::prelude::*;
-    ///
-    /// // Select all columns except foo.
-    /// fn example(df: DataFrame) -> LazyFrame {
-    ///       df.lazy()
-    ///         .select(&[
-    ///                 col("*").exclude(&["foo"])
-    ///                 ])
-    /// }
-    /// ```
     pub fn exclude(self, columns: impl IntoVec<String>) -> Expr {
         let v = columns
             .into_vec()