two version of R2R are here HEAD master

1 files changed, 240 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/openpyxl/utils/cell.py b/.venv/lib/python3.12/site-packages/openpyxl/utils/cell.py
new file mode 100644
index 00000000..f1ccc7d2
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+++ b/.venv/lib/python3.12/site-packages/openpyxl/utils/cell.py
@@ -0,0 +1,240 @@
+# Copyright (c) 2010-2024 openpyxl
+
+"""
+Collection of utilities used within the package and also available for client code
+"""
+from functools import lru_cache
+from itertools import chain, product
+from string import ascii_uppercase, digits
+import re
+
+from .exceptions import CellCoordinatesException
+
+# constants
+COORD_RE = re.compile(r'^[$]?([A-Za-z]{1,3})[$]?(\d+)$')
+COL_RANGE = """[A-Z]{1,3}:[A-Z]{1,3}:"""
+ROW_RANGE = r"""\d+:\d+:"""
+RANGE_EXPR = r"""
+[$]?(?P<min_col>[A-Za-z]{1,3})?
+[$]?(?P<min_row>\d+)?
+(:[$]?(?P<max_col>[A-Za-z]{1,3})?
+[$]?(?P<max_row>\d+)?)?
+"""
+ABSOLUTE_RE = re.compile('^' + RANGE_EXPR +'$', re.VERBOSE)
+SHEET_TITLE = r"""
+(('(?P<quoted>([^']|'')*)')|(?P<notquoted>[^'^ ^!]*))!"""
+SHEETRANGE_RE = re.compile("""{0}(?P<cells>{1})(?=,?)""".format(
+    SHEET_TITLE, RANGE_EXPR), re.VERBOSE)
+
+
+def get_column_interval(start, end):
+    """
+    Given the start and end columns, return all the columns in the series.
+
+    The start and end columns can be either column letters or 1-based
+    indexes.
+    """
+    if isinstance(start, str):
+        start = column_index_from_string(start)
+    if isinstance(end, str):
+        end = column_index_from_string(end)
+    return [get_column_letter(x) for x in range(start, end + 1)]
+
+
+def coordinate_from_string(coord_string):
+    """Convert a coordinate string like 'B12' to a tuple ('B', 12)"""
+    match = COORD_RE.match(coord_string)
+    if not match:
+        msg = f"Invalid cell coordinates ({coord_string})"
+        raise CellCoordinatesException(msg)
+    column, row = match.groups()
+    row = int(row)
+    if not row:
+        msg = f"There is no row 0 ({coord_string})"
+        raise CellCoordinatesException(msg)
+    return column, row
+
+
+def absolute_coordinate(coord_string):
+    """Convert a coordinate to an absolute coordinate string (B12 -> $B$12)"""
+    m = ABSOLUTE_RE.match(coord_string)
+    if not m:
+        raise ValueError(f"{coord_string} is not a valid coordinate range")
+
+    d = m.groupdict('')
+    for k, v in d.items():
+        if v:
+            d[k] = f"${v}"
+
+    if d['max_col'] or d['max_row']:
+        fmt = "{min_col}{min_row}:{max_col}{max_row}"
+    else:
+        fmt = "{min_col}{min_row}"
+    return fmt.format(**d)
+
+
+__decimal_to_alpha = [""] + list(ascii_uppercase)
+
+@lru_cache(maxsize=None)
+def get_column_letter(col_idx):
+    """
+    Convert decimal column position to its ASCII (base 26) form.
+
+    Because column indices are 1-based, strides are actually pow(26, n) + 26
+    Hence, a correction is applied between pow(26, n) and pow(26, 2) + 26 to
+    prevent and additional column letter being prepended
+
+    "A" == 1 == pow(26, 0)
+    "Z" == 26 == pow(26, 0) + 26 // decimal equivalent 10
+    "AA" == 27 == pow(26, 1) + 1
+    "ZZ" == 702 == pow(26, 2) + 26 // decimal equivalent 100
+    """
+
+    if not 1 <= col_idx <= 18278:
+        raise ValueError("Invalid column index {0}".format(col_idx))
+
+    result = []
+
+    if col_idx < 26:
+        return __decimal_to_alpha[col_idx]
+
+    while col_idx:
+        col_idx, remainder = divmod(col_idx, 26)
+        result.insert(0, __decimal_to_alpha[remainder])
+        if not remainder:
+            col_idx -= 1
+            result.insert(0, "Z")
+
+    return "".join(result)
+
+
+__alpha_to_decimal = {letter:pos for pos, letter in enumerate(ascii_uppercase, 1)}
+__powers = (1, 26, 676)
+
+@lru_cache(maxsize=None)
+def column_index_from_string(col):
+    """
+    Convert ASCII column name (base 26) to decimal with 1-based index
+
+    Characters represent descending multiples of powers of 26
+
+    "AFZ" == 26 * pow(26, 0) + 6 * pow(26, 1) + 1 * pow(26, 2)
+    """
+    error_msg = f"'{col}' is not a valid column name. Column names are from A to ZZZ"
+    if len(col) > 3:
+        raise ValueError(error_msg)
+    idx = 0
+    col = reversed(col.upper())
+    for letter, power in zip(col, __powers):
+        try:
+            pos = __alpha_to_decimal[letter]
+        except KeyError:
+            raise ValueError(error_msg)
+        idx += pos * power
+    if not 0 < idx < 18279:
+        raise ValueError(error_msg)
+    return idx
+
+
+def range_boundaries(range_string):
+    """
+    Convert a range string into a tuple of boundaries:
+    (min_col, min_row, max_col, max_row)
+    Cell coordinates will be converted into a range with the cell at both end
+    """
+    msg = "{0} is not a valid coordinate or range".format(range_string)
+    m = ABSOLUTE_RE.match(range_string)
+    if not m:
+        raise ValueError(msg)
+
+    min_col, min_row, sep, max_col, max_row = m.groups()
+
+    if sep:
+        cols = min_col, max_col
+        rows = min_row, max_row
+
+        if not (
+            all(cols + rows) or
+            all(cols) and not any(rows) or
+            all(rows) and not any(cols)
+        ):
+            raise ValueError(msg)
+
+    if min_col is not None:
+        min_col = column_index_from_string(min_col)
+
+    if min_row is not None:
+        min_row = int(min_row)
+
+    if max_col is not None:
+        max_col = column_index_from_string(max_col)
+    else:
+        max_col = min_col
+
+    if max_row is not None:
+        max_row = int(max_row)
+    else:
+        max_row = min_row
+
+    return min_col, min_row, max_col, max_row
+
+
+def rows_from_range(range_string):
+    """
+    Get individual addresses for every cell in a range.
+    Yields one row at a time.
+    """
+    min_col, min_row, max_col, max_row = range_boundaries(range_string)
+    rows = range(min_row, max_row + 1)
+    cols = [get_column_letter(col) for col in range(min_col, max_col + 1)]
+    for row in rows:
+        yield tuple('{0}{1}'.format(col, row) for col in cols)
+
+
+def cols_from_range(range_string):
+    """
+    Get individual addresses for every cell in a range.
+    Yields one row at a time.
+    """
+    min_col, min_row, max_col, max_row = range_boundaries(range_string)
+    rows = range(min_row, max_row+1)
+    cols = (get_column_letter(col) for col in range(min_col, max_col+1))
+    for col in cols:
+        yield tuple('{0}{1}'.format(col, row) for row in rows)
+
+
+def coordinate_to_tuple(coordinate):
+    """
+    Convert an Excel style coordinate to (row, column) tuple
+    """
+    for idx, c in enumerate(coordinate):
+        if c in digits:
+            break
+    col = coordinate[:idx]
+    row = coordinate[idx:]
+    return int(row), column_index_from_string(col)
+
+
+def range_to_tuple(range_string):
+    """
+    Convert a worksheet range to the sheetname and maximum and minimum
+    coordinate indices
+    """
+    m = SHEETRANGE_RE.match(range_string)
+    if m is None:
+        raise ValueError("Value must be of the form sheetname!A1:E4")
+    sheetname = m.group("quoted") or m.group("notquoted")
+    cells = m.group("cells")
+    boundaries = range_boundaries(cells)
+    return sheetname, boundaries
+
+
+def quote_sheetname(sheetname):
+    """
+    Add quotes around sheetnames if they contain spaces.
+    """
+    if "'" in sheetname:
+        sheetname = sheetname.replace("'", "''")
+
+    sheetname = u"'{0}'".format(sheetname)
+    return sheetname