diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..58f407d
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,4 @@
+notebooks/* linguist-vendored
+lib/* linguist-vendored
+Makefile linguist-vendored
+*.json linguist-vendored
\ No newline at end of file
diff --git a/encoding.ts b/encoding.ts
index 9592b1c..257aa7f 100644
--- a/encoding.ts
+++ b/encoding.ts
@@ -1,9 +1,10 @@
+// deno-lint-ignore-file no-explicit-any
 import pl from "npm:nodejs-polars";
 
 export function oneHotEncoding(dataframe: pl.DataFrame): pl.DataFrame {
   let df = pl.DataFrame();
   for (const columnName of dataframe.columns) {
-    const column = dataframe[columnName];
+    const column = (dataframe as any)[columnName];
     if (!column.isNumeric()) {
       df = df.hstack(column.toDummies());
     } else {
@@ -19,7 +20,7 @@ export function polynomialTransform(
   interaction_only = false,
   include_bias = true,
 ): pl.DataFrame {
-  let polyRecords: number[][] = [];
+  const polyRecords: number[][] = [];
   dataframe.map((X: number[]) => {
     polyRecords.push(
       polynomialFeatures(X, degree, interaction_only, include_bias),
@@ -38,7 +39,7 @@ export function polynomialFeatures(
   let prev_chunk = [...X];
   const indices = Array.from({ length: X.length }, (_, i) => i);
   for (let d = 1; d < degree; d++) {
-    const new_chunk: any[] = [];
+    const new_chunk: number[] = [];
     for (let i = 0; i < (interaction_only ? X.length - d : X.length); i++) {
       const v = X[i];
       const next_index = new_chunk.length;
@@ -71,13 +72,13 @@ export function augmentMeanForward(
   df: pl.DataFrame,
   interval = 100,
 ) {
-  let sorted = df.sort(feature);
-  let featIdx = sorted.findIdxByName(feature);
+  const sorted = df.sort(feature);
+  const featIdx = sorted.findIdxByName(feature);
   let result = sorted.head(1);
   for (let i = 0; i < sorted.height; i++) {
-    let p1 = sorted.row(i).at(featIdx);
-    let k = (i + 1) % sorted.height;
-    let p2 = sorted.row(k).at(featIdx);
+    const p1 = sorted.row(i).at(featIdx);
+    const k = (i + 1) % sorted.height;
+    const p2 = sorted.row(k).at(featIdx);
     if (p2 - p1 > interval) {
       for (let j = 0; j < Math.round((p2 - p1) / interval) - 1; j++) {
         result = pl.concat([
diff --git a/mod.ts b/mod.ts
index f67b2c6..2a5e4b8 100644
--- a/mod.ts
+++ b/mod.ts
@@ -1 +1 @@
-console.log("Hello via Bun!");
\ No newline at end of file
+console.log("Hello via Bun!");
diff --git a/notebooks/deno_tinygo_wasm.ipynb b/notebooks/deno_tinygo_wasm.ipynb
index 1db6ba5..73fab97 100644
--- a/notebooks/deno_tinygo_wasm.ipynb
+++ b/notebooks/deno_tinygo_wasm.ipynb
@@ -24,8 +24,8 @@
     "const ys = [];\n",
     "\n",
     "for (let i = 0; i < 100; i++) {\n",
-    "    xs.push(i);\n",
-    "    ys.push((1 + 3 * i) + Math.random());\n",
+    "  xs.push(i);\n",
+    "  ys.push((1 + 3 * i) + Math.random());\n",
     "}\n",
     "\n",
     "const linreg = stats.LinearRegression(xs, ys, [], false);\n",
@@ -34,7 +34,7 @@
     "console.log(\"\\nLinear Regression Line:\");\n",
     "console.log(\"\\tEstimated offset is: \", linreg.alpha.toFixed(6));\n",
     "console.log(\"\\tEstimated slope is: \", linreg.beta.toFixed(6));\n",
-    "console.log(\"\\tR^2 is: \", r.toFixed(6));\n"
+    "console.log(\"\\tR^2 is: \", r.toFixed(6));"
    ]
   }
  ],
diff --git a/package.json b/package.json
index b8d727c..9d909d2 100644
--- a/package.json
+++ b/package.json
@@ -8,4 +8,4 @@
   "peerDependencies": {
     "typescript": "^5.0.0"
   }
-}
\ No newline at end of file
+}