Method getColumnData

jena-weather/data.js:208–233

(
      columnName, includeTime, normalize, beginIndex, length, stride)

  }

  getColumnData(
      columnName, includeTime, normalize, beginIndex, length, stride) {
    const columnIndex = this.dataColumnNames.indexOf(columnName);
    tf.util.assert(columnIndex >= 0, `Invalid column name: ${columnName}`);

    if (beginIndex == null) {
      beginIndex = 0;
    }
    if (length == null) {
      length = this.numRows - beginIndex;
    }
    if (stride == null) {
      stride = 1;
    }
    const out = [];
    for (let i = beginIndex; i < beginIndex + length && i < this.numRows;
         i += stride) {
      let value = normalize ? this.normalizedData[i][columnIndex] :
                              this.data[i][columnIndex];
      if (includeTime) {
        value = {x: this.dateTime[i].getTime(), y: value};
      }
      out.push(value);
    }
    return out;
  }

  /**
   * Get a data iterator function.