cargo clippy and fmt

Author: timsaucer

src/context.rs

@@ -566,7 +566,7 @@ impl PySessionContext {
 
                 (array.schema().as_ref().to_owned(), vec![array])
             } else {
-                return Err(crate::errors::PyDataFusionError::Common(
+                return Err(PyDataFusionError::Common(
                     "Expected either a Arrow Array or Arrow Stream in from_arrow().".to_string(),
                 ));
             };
@@ -730,7 +730,7 @@ impl PySessionContext {
     ) -> PyDataFusionResult<()> {
         let delimiter = delimiter.as_bytes();
         if delimiter.len() != 1 {
-            return Err(crate::errors::PyDataFusionError::PythonError(py_value_err(
+            return Err(PyDataFusionError::PythonError(py_value_err(
                 "Delimiter must be a single character",
             )));
         }
@@ -984,7 +984,7 @@ impl PySessionContext {
     ) -> PyDataFusionResult<PyDataFrame> {
         let delimiter = delimiter.as_bytes();
         if delimiter.len() != 1 {
-            return Err(crate::errors::PyDataFusionError::PythonError(py_value_err(
+            return Err(PyDataFusionError::PythonError(py_value_err(
                 "Delimiter must be a single character",
             )));
         };

src/sql/util.rs

@@ -15,12 +15,13 @@
 // specific language governing permissions and limitations
 // under the License.
 
+use std::collections::HashMap;
+
 use datafusion::common::{exec_err, plan_datafusion_err, DataFusionError};
 use datafusion::logical_expr::sqlparser::dialect::dialect_from_str;
 use datafusion::sql::sqlparser::dialect::Dialect;
 use datafusion::sql::sqlparser::parser::Parser;
 use datafusion::sql::sqlparser::tokenizer::{Token, Tokenizer};
-use std::collections::HashMap;
 
 fn tokens_from_replacements(
     placeholder: &str,