Пример #1
0
def test_cell_add():
    sheet1 = ipysheet.sheet()
    sheet2 = ipysheet.sheet()
    ipysheet.cell(0, 0, value='1')
    assert len(sheet1.cells) == 0
    assert len(sheet2.cells) == 1
    ipysheet.sheet(sheet1)
    ipysheet.cell(0, 0, value='2')
    ipysheet.cell(0, 1, value='2')
    assert len(sheet1.cells) == 2
    assert len(sheet2.cells) == 1

    with ipysheet.hold_cells():
        ipysheet.cell(1, 0, value='3')
        ipysheet.cell(1, 1, value='4')
        assert len(sheet1.cells) == 2
        assert len(sheet2.cells) == 1
    assert len(sheet1.cells) == 4
    assert len(sheet2.cells) == 1

    # nested hold cells
    sheet1 = ipysheet.sheet()
    with ipysheet.hold_cells():
        with ipysheet.hold_cells():
            ipysheet.cell(1, 0, value='3')
            ipysheet.cell(1, 1, value='4')
            assert len(sheet1.cells) == 0
        assert len(sheet1.cells) == 0
    assert len(sheet1.cells) == 2
Пример #2
0
def test_renderer():
    ipysheet.sheet()
    renderer = ipysheet.renderer('code', 'name')
    assert renderer.code == 'code'
    assert renderer.name == 'name'
    def f(x):
        somefunction(x)
    renderer = ipysheet.renderer(f, 'name2')
    assert "somefunction" in renderer.code
    assert renderer.name == 'name2'
Пример #3
0
def test_calculation():
    ipysheet.sheet()
    a = ipysheet.cell(0, 0, value=1)
    b = ipysheet.cell(0, 0, value=2)
    c = ipysheet.cell(0, 0, value=0)

    @ipysheet.calculation(inputs=[a, (b, 'value')], output=c)
    def add(a, b):  # pylint: disable=unused-variable
        return a + b

    assert c.value == 3
    a.value = 10
    assert c.value == 10 + 2
    b.value = 20
    assert c.value == 10 + 20

    a.value = 1
    b.value = 2
    assert c.row_start == 0

    @ipysheet.calculation(inputs=[a, b], output=(c, 'type'))
    def add2(a, b):  # pylint: disable=unused-variable
        return 'abcdefg'[a + b]

    assert c.type == 'd'
    b.value = 1
    assert c.type == 'c'

    ipysheet.sheet()
    a = ipysheet.cell(0, 0, value=1)
    b = ipysheet.cell(0, 0, value=widgets.IntSlider(value=2))
    c = widgets.IntSlider(max=0)
    d = ipysheet.cell(0, 0, value=1)

    @ipysheet.calculation(inputs=[a, (b, 'value'), (c, 'max')], output=d)
    def add3(a, b, c):  # pylint: disable=unused-variable
        return a + b + c

    assert d.value == 3
    a.value = 10
    assert d.value == 10 + 2
    b.value.value = 20
    assert d.value == 10 + 20
    c.max = 30
    assert d.value == 10 + 20 + 30

    b.value = widgets.IntSlider(value=2)
    assert d.value == 10 + 2 + 30
    b.value = 20
    assert d.value == 10 + 20 + 30

    a.value = widgets.IntSlider(value=100)
    assert d.value == 100 + 20 + 30
    a.value.value = 10
    assert d.value == 10 + 20 + 30
Пример #4
0
def test_cell_range():
    ipysheet.sheet(rows=3, columns=4)
    # [row][column]
    ipysheet.cell_range([[0, 1]])  # 1 row, 2 columns
    ipysheet.cell_range([[0], [2]])  # 2 rows, 1 columns
    ipysheet.cell_range([[0, 1], [2, 3]])  # 2 rows, 2 columns
    ipysheet.cell_range([[0, 1], [2, 3], [4, 5]])  # 3 rows, 2 columns
    ipysheet.cell_range([[0, 1, 9], [2, 3, 9], [4, 5, 9]])  # 3 rows, 3 columns
    ipysheet.cell_range([[0, 1, 9]], column_end=2)  # 3 rows, 3 columns
    ipysheet.cell_range([[0, 1, 9]], column_start=1)  # 1 rows, 3 columns
    with pytest.raises(ValueError):
        ipysheet.cell_range([[0, 1], [2, 3], [4, 5], [6,
                                                      7]])  # 4 rows, 2 columns
    with pytest.raises(ValueError):
        ipysheet.cell_range([[0, 1, 2, 3, 4], [2, 3, 4, 5, 6],
                             [3, 4, 5, 6, 7]])  # 3 rows, 5 columns
    with pytest.raises(ValueError):
        ipysheet.cell_range([[0, 1, 2, 3, 4], [2], [3, 4, 5, 6,
                                                    7]])  # not well shaped
    with pytest.raises(ValueError):
        ipysheet.cell_range([])  # empty rows
    with pytest.raises(ValueError):
        ipysheet.cell_range([[], []])  # empty columns

    value = [[0, 1], [2, 3], [4, 5]]
    valueT = [[0, 2, 4], [1, 3, 5]]  # it's transpose
    assert value == transpose(valueT)
    r = ipysheet.cell_range(value)  # 3 rows, 2 columns
    with pytest.raises(ValueError):
        r.value = 1
    with pytest.raises(ValueError):
        r.value = [1, 2, 3]
    with pytest.raises(ValueError):
        r.value = [[1, 2]]
    assert r.value == transpose(valueT)

    rT = ipysheet.cell_range(valueT, transpose=True)  # 3 rows, 2 columns
    with pytest.raises(ValueError):
        rT.value = 1
    with pytest.raises(ValueError):
        rT.value = [1, 2, 3]
    with pytest.raises(ValueError):
        rT.value = [[1, 2]]
    rT.value = transpose(value)
    assert rT.value == transpose(value)

    sheet = ipysheet.sheet(rows=3, columns=4)
    assert len(sheet.cells) == 0
    with ipysheet.hold_cells():
        ipysheet.cell_range(value)
        ipysheet.cell_range(value)
        assert len(sheet.cells) == 0
    assert len(sheet.cells) == 2
Пример #5
0
def test_calculation():
    ipysheet.sheet()
    a = ipysheet.cell(0, 0, value=1)
    b = ipysheet.cell(0, 0, value=2)
    c = ipysheet.cell(0, 0, value=0)

    @ipysheet.calculation(inputs=[a, b], output=c)
    def add(a, b):
        return a + b

    assert c.value == 3
    a.value = 10
    assert c.value == 10 + 2
    b.value = 20
    assert c.value == 10 + 20
Пример #6
0
    def build_sheet_out(self):
        """
        """
        sheet = ipysheet.sheet(rows=1 + len(self.li_op_key),
                               columns=2,
                               column_headers=False,
                               row_headers=False)
        sheet.stretch_headers = 'none'
        sheet.column_width = [110, 110]

        style_header = {
            'backgroundColor': '#d0d3d4',
            'fontWeight': 'bold',
            'textAlign': 'right',
            'color': 'black'
        }

        style_title_output = {'textAlign': 'right', 'color': 'black'}

        c = ipysheet.cell(0, 0, 'qty', read_only=True)
        c.style = style_header
        c = ipysheet.cell(0, 1, 'value', read_only=True)
        c.style = style_header

        cells_out = {}

        for k, [key, name] in enumerate(self.li_output_data):
            c = ipysheet.cell(1 + k, 0, name, read_only=True)
            c.style = style_title_output
            cells_out[key] = ipysheet.cell(1 + k, 1, 0, type='numeric')

        self.sheet_out = sheet
        self.cells_out = cells_out
Пример #7
0
    def _df_to_sheet(self, df: pd.DataFrame) -> sh.Sheet:
        """
        Transforms a pandas DataFrame into a ipysheet Sheet.
        The cells are set to read only except for the values.

        :param df: the pandas DataFrame to be converted
        :return: the equivalent ipysheet Sheet
        """
        if not df.empty:
            # Adapted from_dataframe() method of ipysheet
            columns = df.columns.tolist()
            rows = df.index.tolist()
            cells = []

            read_only_cells = ["Name", "Unit", "Description", "Value"]

            style = self._cell_styling(df)
            row_idx = 0
            for r in rows:
                col_idx = 0
                for c in columns:
                    value = df.loc[r, c]
                    if c in read_only_cells:
                        read_only = True
                        numeric_format = None
                    else:
                        read_only = False
                        # TODO: make the number of decimals depend on the module ?
                        # or chosen in the ui by the user
                        numeric_format = "0.000"

                    # If no output file is provided make it clearer for the user
                    if c == "Value" and self._MISSING_OUTPUT_FILE:
                        value = "-"

                    cells.append(
                        sh.Cell(
                            value=value,
                            row_start=row_idx,
                            row_end=row_idx,
                            column_start=col_idx,
                            column_end=col_idx,
                            numeric_format=numeric_format,
                            read_only=read_only,
                            style=style[(r, c)],
                        ))
                    col_idx += 1
                row_idx += 1
            sheet = sh.Sheet(
                rows=len(rows),
                columns=len(columns),
                cells=cells,
                row_headers=[str(header) for header in rows],
                column_headers=[str(header) for header in columns],
            )

        else:
            sheet = sh.sheet(rows=0, columns=0)

        return sheet
Пример #8
0
def create_refs_sheet(refs_df: pd.DataFrame,
                      num_mzs: int = 10) -> ipysheet.sheet:
    sheet = ipysheet.sheet(
        key="output",
        rows=len(refs_df),
        columns=len(OUTPUT_COLUMNS),
        column_headers=list(OUTPUT_COLUMNS.keys()),
        column_resizing=False,
        column_width=[3 if x == "Spectra" else 1 for x in OUTPUT_COLUMNS],
    )
    for i, ref_key in enumerate(OUTPUT_COLUMNS.values()):
        if ref_key == "spectrum":
            ipysheet.column(i,
                            [x.widget() for x in refs_df[ref_key].to_list()],
                            read_only=True)
        elif ref_key == "most_intense_mzs":
            ipysheet.column(
                i,
                [
                    float_list_to_str(x.mz_by_intensity()[:num_mzs])
                    for x in refs_df["spectrum"]
                ],
                read_only=True,
            )
        elif ref_key in ["exact_mass", "precursor_mz"]:
            ipysheet.column(i,
                            refs_df[ref_key].to_list(),
                            numeric_format="0.000000",
                            read_only=True)
        else:
            ipysheet.column(i, refs_df[ref_key].to_list(), read_only=True)
    return sheet
Пример #9
0
def update_all_cell_values(sheet_key: str,
                           value_list: List[List[Union[str, float]]]) -> None:
    current_sheet = ipysheet.sheet(sheet_key)
    current_sheet.rows = len(value_list)
    ipysheet.easy.cell_range(value_list)  # this appends to cells
    current_sheet.cells = (current_sheet.cells[-1],
                           )  # so only keep the last one
Пример #10
0
    def _df_to_sheet(df: pd.DataFrame) -> sh.Sheet:
        """
        Transforms a pandas DataFrame into a ipysheet Sheet.
        The cells are set to read only except for the values.

        :param df: the pandas DataFrame to be converted
        :return the equivalent ipysheet Sheet
        """
        if not df.empty:
            sheet = sh.from_dataframe(df)
            column = df.columns.get_loc("Value")

            for cell in sheet.cells:
                if column not in (cell.column_start, cell.column_end):
                    cell.read_only = True
                else:
                    cell.type = "numeric"
                    # TODO: make the number of decimals depend on the module ?
                    # or chosen in the ui by the user
                    cell.numeric_format = "0.000"

            # Name, Value, Unit, Description
            sheet.column_width = [150, 50, 20, 150]

        else:
            sheet = sh.sheet()
        return sheet
Пример #11
0
def ipysheet_grid(data, indexed=True):
    if isinstance(data, list):
        data = pd.DataFrame(data)
        drop_index = False
    elif isinstance(data, dict):
        data = pd.DataFrame(data)
        drop_index = False
    else:
        drop_index = True

    if isinstance(data, pd.DataFrame):
        if 'index' not in data.columns and drop_index:
            data = data.reset_index()
        for x in data.dtypes.iteritems():
            if 'date' in str(x[1]):
                data[x[0]] = data[x[0]].astype(str)
    elif isinstance(data, pd.Series):
        data = data.reset_index()
        for x in data.dtypes.iteritems():
            if 'date' in str(x[1]):
                data[x[0]] = data[x[0]].astype(str)
    else:
        raise NotImplementedError()

    sheet = ipysheet.sheet(rows=len(data), columns=len(data.columns), column_headers=data.columns.astype(str).tolist())
    for i, col in enumerate(data.columns):
        ipysheet.column(i, data[col].values.tolist())
    return sheet
Пример #12
0
 def _create_sheet(self):
     """Create ipysheet from table data (self._data)."""
     layout = ipy.Layout(width='auto',
                         height='auto',
                         border='none',
                         margin='0px 0px 0px 0px')
     sheet = ipysheet.sheet(rows=3,
                            columns=2,
                            row_headers=self._data['keys'],
                            column_headers=['value', 'fixed'],
                            stretch_headers='none',
                            layout=layout)
     stl = {'textAlign': 'center'}
     vals = self._data['values']
     fixes = self._data['fix']
     self._cells.clear()
     self._cells['values'] = ipysheet.column(0,
                                             vals,
                                             row_start=0,
                                             numeric_format=self.num_format)
     self._cells['fix'] = ipysheet.column(1,
                                          fixes,
                                          row_start=0,
                                          type='checkbox',
                                          style=stl)
     self.sheet = sheet
Пример #13
0
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self._main_data = None
        self._area = Textarea()
        self._sheet = ipysheet.sheet()

        self.register_to_hub(kwargs['session'].hub)
Пример #14
0
def options_input():
    options_sheet = ipysheet.sheet(rows=10, columns=3, column_headers=False)
    cell1 = ipysheet.cell(0, 0, 'C')
    cell2 = ipysheet.cell(0, 1, 'K')
    cell2 = ipysheet.cell(0, 2, 'P')
    for row in range(1, options_sheet.rows):
        for col in range(0, options_sheet.columns):
            ipysheet.cell(row, col, value=0.0, numeric_format='0.00')
    return options_sheet
Пример #15
0
 def _init_table(cls):
     cls.table = ipysheet.sheet(
         rows=cls.df_floors.shape[0],
         columns=cls.df_floors.shape[1],
         column_headers=cls.df_floors.columns.to_list())
     cls.table.cells = [
         ipysheet.column(c, cls.df_floors[column].tolist())
         for c, column in enumerate(cls.df_floors)
     ]
Пример #16
0
    def __init__(self, data, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self._main_data = data
        self._area = Textarea()
        self._sheet = ipysheet.sheet(
            column_headers=[x.label for x in data.main_components])

        self._add_data()

        self.register_to_hub(kwargs['session'].hub)
Пример #17
0
def test_cell_add():
    sheet1 = ipysheet.sheet()
    sheet2 = ipysheet.sheet()
    cell2a = ipysheet.cell(0, 0, value='1')
    assert len(sheet1.cells) == 0
    assert len(sheet2.cells) == 1
    ipysheet.sheet(sheet1)
    cell1a = ipysheet.cell(0, 0, value='2')
    cell1b = ipysheet.cell(0, 1, value='2')
    assert len(sheet1.cells) == 2
    assert len(sheet2.cells) == 1

    with ipysheet.hold_cells():
        cell1c = ipysheet.cell(1, 0, value='3')
        cell1d = ipysheet.cell(1, 1, value='4')
        assert len(sheet1.cells) == 2
        assert len(sheet2.cells) == 1
    assert len(sheet1.cells) == 4
    assert len(sheet2.cells) == 1
Пример #18
0
def test_to_array():
    sheet = ipysheet.sheet(rows=5, columns=4)
    ipysheet.cell(0, 0, value=True)
    ipysheet.row(1, value=[2, 34, 543, 23])
    ipysheet.column(3, value=[1.2, 1.3, 1.4, 1.5, 1.6])

    arr = ipysheet.to_array(sheet)
    expected = np.array([[True, None, None, 1.2], [2, 34, 543, 1.3],
                         [None, None, None, 1.4], [None, None, None, 1.5],
                         [None, None, None, 1.6]])
    assert np.all(arr == expected)
Пример #19
0
def add_row_with_inchi(name: str, inchi: str):
    input_sheet = ipysheet.sheet("input")
    value_list = input_sheet.cells[0].value
    new_row_values = [name, inchi] + [""] * (input_sheet.columns - 2)
    for i, row in enumerate(value_list):
        if row == [""] * input_sheet.columns:
            value_list[i] = new_row_values
            break
    else:
        value_list.append(new_row_values)
    update_all_cell_values("input", value_list)
Пример #20
0
def create_input_sheet(inputs: List[Input],
                       num_rows: int,
                       data: Optional[List[Any]] = None) -> ipysheet.sheet:
    input_sheet = ipysheet.sheet(
        key="input",
        rows=num_rows,
        columns=len(inputs),
        column_headers=[x.label for x in inputs],
        column_resizing=False,
        column_width=COLUMN_WIDTH,
    )
    ipysheet.easy.cell_range(data or [[""] * len(inputs)] * num_rows)
    return input_sheet
Пример #21
0
def extract_all(layout: widgets.Box) -> None:
    """launch msms refs extraction and export"""
    with get_new_log_box(layout):
        if is_valid_input_sheet():
            logger.info("Extracting MSMS reference spectrums....")
            input_sheet = ipysheet.sheet("input")
            new_refs_df = generate_msms_refs_df(input_sheet)
            if new_refs_df.empty:
                return
            sheet = create_refs_sheet(new_refs_df)
            layout.children = swap_layout(layout.children,
                                          LayoutPosition.SHEET_OUTPUT.value,
                                          sheet)
Пример #22
0
def is_valid_input_sheet() -> bool:
    """Validate the input sheet, logs problems"""
    input_sheet = ipysheet.sheet("input")
    invalid = get_invalid_cells(input_sheet, INPUTS)
    for row_num, col_name in invalid:
        logger.error("In row %d, invalid value for '%s'.", row_num + 1,
                     col_name)
    if len(invalid) > 0:
        logger.error(
            "All inputs must pass validation before spectrum extraction")
        return False
    logger.info("All inputs fields for new references have passed validation.")
    return True
Пример #23
0
def test_getitem():
    sheet = ipysheet.sheet()
    cell00 = ipysheet.cell(0, 0, value='0_0')
    cell10 = ipysheet.cell(1, 0, value='1_0')
    cell21 = ipysheet.cell(2, 1, value='2_1')
    assert sheet[0, 0] is cell00
    assert sheet[1, 0] is cell10
    assert sheet[2, 1] is cell21
    with pytest.raises(IndexError):
        sheet[1, 1]
    # TODO: what do we do with copies.. ? now we return the first values
    ipysheet.cell(0, 0, value='0_0')
    assert sheet[0, 0] is cell00
Пример #24
0
def test_row_and_column():
    ipysheet.sheet(rows=3, columns=4)
    ipysheet.row(0, [0, 1, 2, 3])
    ipysheet.row(0, [0, 1, 2])
    ipysheet.row(0, [0, 1, 2], column_end=2)
    ipysheet.row(0, [0, 1, 2], column_start=1)
    with pytest.raises(ValueError):
        ipysheet.row(0, [0, 1, 2, 4, 5])
    with pytest.raises(ValueError):
        ipysheet.row(0, [0, 1], column_end=3)
    with pytest.raises(ValueError):
        ipysheet.row(0, [0, 1, 2, 4], column_start=1)

    row = ipysheet.row(0, [0, 1, 2, 3])
    with pytest.raises(ValueError):
        row.value = [0, 1, 2]
    with pytest.raises(ValueError):
        row.value = 1
    row.value = [0, 1, 2, 4]
    assert row.value == [0, 1, 2, 4]

    ipysheet.column(0, [0, 1, 2])
    ipysheet.column(0, [0, 1])
    ipysheet.column(0, [0, 1], row_end=1)
    ipysheet.column(0, [0, 1], row_start=1)
    with pytest.raises(ValueError):
        ipysheet.column(0, [0, 1, 2, 3])
    with pytest.raises(ValueError):
        ipysheet.column(0, [0, 1], row_end=0)
    with pytest.raises(ValueError):
        ipysheet.column(0, [0, 1, 2, 4], row_start=1)

    col = ipysheet.column(0, [0, 1, 2])
    with pytest.raises(ValueError):
        col.value = [0, 1]
    with pytest.raises(ValueError):
        col.value = 1
    col.value = [0, 1, 3]
    assert col.value == [0, 1, 3]
Пример #25
0
def function_to_sheet(func, name, values):
    
    sh = ipysheet.sheet(rows=len(name), columns=len(values), row_headers=name, column_headers=False)
    x = ipysheet.row(0, values, numeric_format='0.00000')
    y = ipysheet.row(1, [func(v) for v in values], numeric_format='0.00000')
    # x = ipysheet.row(0, values)
    # y = ipysheet.row(1, [func(v) for v in values])
    
    @ipysheet.calculation(inputs=[x], output=y, initial_calculation=True)
    def calculate(a):
        return [func(i) for i in a] 
    
    return sh
Пример #26
0
def save_msms_refs(existing_refs_df: pd.DataFrame, output_file_name: str,
                   layout: widgets.Box) -> None:
    """Create CSV file containing old and new MSMS refs"""
    with get_new_log_box(layout):
        if not is_valid_input_sheet():
            return
        new_df = generate_msms_refs_df(ipysheet.sheet("input"))
        if new_df.empty:
            logger.error(
                "Incomplete new MSMS reference definitions. Not writing an output file."
            )
            return
        out_df = pd.concat([existing_refs_df, new_df])
        out_df.to_csv(output_file_name, sep="\t", index=False)
        logger.info("New MSMS references file with %d records written to %s.",
                    len(out_df), output_file_name)
Пример #27
0
def test_current_sheet():
    sheet1 = ipysheet.sheet()
    assert sheet1 is ipysheet.current()
    sheet2 = ipysheet.sheet()
    assert sheet2 is ipysheet.current()
    assert sheet1 is ipysheet.sheet(sheet1)
    assert sheet1 is ipysheet.current()

    sheet3 = ipysheet.sheet('key3')
    assert sheet3 is ipysheet.current()
    sheet4 = ipysheet.sheet('key4')
    assert sheet4 is ipysheet.current()
    assert sheet3 is ipysheet.sheet('key3')
    assert sheet3 is ipysheet.current()
    assert sheet4 is ipysheet.sheet('key4')
    assert sheet4 is ipysheet.current()
Пример #28
0
def enter_data(X):
    nval = 500
    x = np.zeros(nval)
    x[:] = np.nan
    y = np.zeros(nval)
    y[:] = np.nan

    sheet= ipysheet.sheet(rows=nval,columns=2,column_headers=(('Field [mT]','Magnetization')))
    sheet.layout.height = '300px'
    sheet.layout.width = '600px'

    col1 = column(0,x)
    col2 = column(1,y)
    
    display(sheet)
    
    X['sheet']=sheet
    
    return X
Пример #29
0
def search(query: str, min_mw: float, max_mw: float,
           layout: widgets.Box) -> None:
    with get_new_log_box(layout):
        clear_search_output(layout)
        results = get_synonym_matches(query)
        for cur in results:
            RDLogger.DisableLog("rdApp.*")  # hide rdkit warnings
            cur["mol"] = cheminfo.normalize_molecule(
                Chem.inchi.MolFromInchi(cur["inchi"]))
            cur["norm_inchi"] = Chem.inchi.MolToInchi(cur["mol"])
            RDLogger.EnableLog("rdApp.*")
            cur["MW"] = ExactMolWt(cur["mol"])
        filtered = filter_by_mw(filter_to_norm_inchi_in_db(results), min_mw,
                                max_mw)
        logger.debug("Found %d matches to %s.", len(filtered), query)
        if not is_valid_num_results(len(filtered), query, layout):
            return
        final = sorted(filtered, key=lambda x: x["MW"])
        logger.debug("Num mols: %d", len(final))
        column_names = ["", "Name", "MW", "Structure"]
        sheet = ipysheet.sheet(
            rows=len(final),
            columns=len(column_names),
            column_headers=column_names,
            column_resizing=False,
            column_width=[1, 4, 2, 10],
        )
        buttons = [
            widgets.Button(description="use",
                           layout=widgets.Layout(width="100%")) for x in final
        ]
        for button in buttons:
            button.on_click(
                lambda current: on_use_button_clicked(current, final, layout))
        ipysheet.column(0, buttons)
        ipysheet.column(1, [x["name"] for x in final])
        ipysheet.column(2, [ExactMolWt(x["mol"]) for x in final])
        ipysheet.column(3, [cheminfo.mol_to_image(x["mol"]) for x in final])
        layout.children = swap_layout(layout.children,
                                      LayoutPosition.SEARCH_OUTPUT.value,
                                      sheet)
Пример #30
0
    def _load_table(self, page, limit):
        """
        Parameters
        ----------
        page: int
            page number to view.
        limit: int
            number of rows to display per page.
        """

        start = (page - 1) * limit

        if start < 0 or start >= self._total_nb_rows:
            raise ValueError(
                f"Specified page number {page} and limit {limit} are not valid for result set of {self._total_nb_rows} rows."
            )

        end = min(start + limit, self._total_nb_rows)

        number_of_rows = end - start

        self._table = sheet(
            rows=min(self._total_nb_rows, number_of_rows),
            columns=len(self._df.columns),
            column_headers=list(self._df.columns),
            layout=Layout(width="auto", height="330px"),
        )

        with hold_cells():
            for col_index, column_id in enumerate(self._df.columns):
                column_data = self._df[column_id]
                column_feeder = self._columns_manager.get_column_feeder(
                    col_index)
                rows = []

                for row_index in range(start, end):
                    rows.append(
                        column_feeder.get_widget(column_data.iloc[row_index]))
                    column(col_index, rows, row_start=0)