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No infer schema (#3683)

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* Type in command description

* filter name change

* Clean column name

* Clippy error and updated polars version

* Lint correction in file

* CSV Infer schema optional
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Fernando Herrera 2021-06-25 09:35:07 +01:00 committed by GitHub
parent 596062ccab
commit 91da4e3168
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1 changed files with 3 additions and 7 deletions
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10
crates/nu-command/src/commands/dataframe/load.rs
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@ -43,7 +43,7 @@ impl WholeStreamCommand for DataFrame {
.named( .named(
"infer_schema", "infer_schema",
SyntaxShape::Number, SyntaxShape::Number,
"Set number of row to infer the schema of the file. CSV file", "Set number of rows to infer the schema of the file. CSV file",
None, None,
) )
.named( .named(
@ -172,14 +172,10 @@ fn from_csv(args: CommandArgs) -> Result<polars::prelude::DataFrame, ShellError>
} }
}; };
let csv_reader = if no_header { let csv_reader = csv_reader.has_header(!no_header);
csv_reader.has_header(false)
} else {
csv_reader.has_header(true)
};
let csv_reader = match infer_schema { let csv_reader = match infer_schema {
None => csv_reader.infer_schema(None), None => csv_reader,
Some(r) => csv_reader.infer_schema(Some(r.item)), Some(r) => csv_reader.infer_schema(Some(r.item)),
}; };