init. core algorithm, initial testing, basic cli.

test/test_nb.py

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+import marimo
+
+__generated_with = "0.23.6"
+app = marimo.App(width="medium")
+
+
+@app.cell
+def _():
+    import marimo as mo
+    from pathlib import Path
+
+    return (mo,)
+
+
+@app.cell
+def _():
+    import polars as pl
+    from smithy import smith_set
+
+    return pl, smith_set
+
+
+@app.cell
+def _(mo, pl):
+    df = pl.read_csv(mo.notebook_dir() / "test_ballot.csv")
+    df = df.with_columns([ pl.col(c) # make safe, clean up
+                             .cast(pl.Utf8)
+                              .str.strip_chars()
+                              .cast(pl.Int64, strict=False).fill_null(df.width + 1)
+                                 for c in df.columns ])
+    df
+    return (df,)
+
+
+@app.cell
+def _(df, smith_set):
+    smith_set(df) # find the smith set (should be "Alice" and "Bob" as a pair)
+    return
+
+
+@app.cell
+def _():
+    return
+
+
+if __name__ == "__main__":
+    app.run()