BaseHeader¶
-
class
astropy.io.ascii.
BaseHeader
[source]¶ Bases:
object
Base table header reader
Attributes Summary
format string for auto-generating column names
Return the column names of the table
regular expression for comment lines
list of names corresponding to each data column
None, int, or a function of
lines
that returns None or intMethods Summary
check_column_names
(names, strict_names, guessing)Check column names.
get_col_type
(col)get_cols
(lines)Initialize the header Column objects from the table
lines
.get_type_map_key
(col)process_lines
(lines)Generator to yield non-blank and non-comment lines
remove_columns
(names)Remove several columns from the table.
rename_column
(name, new_name)Rename a column.
update_meta
(lines, meta)Extract any table-level metadata, e.g.
write
(lines)write_comments
(lines, meta)Attributes Documentation
-
auto_format
= 'col{}'¶ format string for auto-generating column names
-
colnames
¶ Return the column names of the table
-
comment
= None¶ regular expression for comment lines
-
names
= None¶ list of names corresponding to each data column
-
start_line
= None¶ None, int, or a function of
lines
that returns None or int
-
write_comment
= False¶
-
write_spacer_lines
= ['ASCII_TABLE_WRITE_SPACER_LINE']¶
Methods Documentation
-
check_column_names
(names, strict_names, guessing)[source]¶ Check column names.
This must be done before applying the names transformation so that guessing will fail appropriately if
names
is supplied. For instance if the basic reader is given a table with no column header row.
-
get_cols
(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
- lines
list
List of table lines
- lines
-
remove_columns
(names)[source]¶ Remove several columns from the table.
- Parameters
- names
list
A list containing the names of the columns to remove
- names
-