FixedWidthHeader¶
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class
astropy.io.ascii.
FixedWidthHeader
[source]¶ Bases:
astropy.io.ascii.BasicHeader
Fixed width table header reader.
Attributes Summary
row index of line that specifies position (default = 1)
Methods Summary
get_cols
(self, lines)Initialize the header Column objects from the table
lines
.get_fixedwidth_params
(self, line)Split
line
on the delimiter and determine column values and column start and end positions.get_line
(self, lines, index)write
(self, lines)Attributes Documentation
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position_line
= None¶ row index of line that specifies position (default = 1)
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set_of_position_line_characters
= {'!', '"', '#', '$', '%', '&', "'", '*', '+', '-', ':', '=', '\\', '^', '_', '`', '|', '~'}¶
Methods Documentation
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get_cols
(self, lines)[source]¶ Initialize the header Column objects from the table
lines
.Based on the previously set Header attributes find or create the column names. Sets
self.cols
with the list of Columns.- Parameters
- lineslist
List of table lines
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get_fixedwidth_params
(self, line)[source]¶ Split
line
on the delimiter and determine column values and column start and end positions. This might include null columns with zero length (e.g. forheader row = "| col1 || col2 | col3 |"
orheader2_row = "----- ------- -----"
). The null columns are stripped out. Returns the values between delimiters and the corresponding start and end positions.- Parameters
- linestr
Input line
- Returns
- valslist
List of values.
- startslist
List of starting indices.
- endslist
List of ending indices.
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