pyline package

Submodules

pyline.pyline module

class pyline.pyline.NullHandler(level=0)

Bases: logging.Handler

emit(record)

class pyline.pyline.PylineResult

Bases: pyline.pyline.Result

class pyline.pyline.Result(n, result)

Bases: tuple

__getnewargs__()

Return self as a plain tuple. Used by copy and pickle.

__getstate__()

Exclude the OrderedDict from pickling

__repr__()

Return a nicely formatted representation string

n

Alias for field number 0

result

Alias for field number 1

class pyline.pyline.ResultWriter(_output, *args, **kwargs)

Bases: object

OUTPUT_FILETYPES = {'csv': ',', 'checkbox': True, 'json': True, 'html': True, 'tsv': '\t', 'txt': True}

filetype = None

footer(*args, **kwargs)

classmethod get_writer(_output, filetype='csv', **kwargs)

get writer object for _output with the specified filetype

Parameters:

• output_filetype – txt | csv | tsv | json | html | checkbox
• _output – output file

header(*args, **kwargs)

set_output(_output)

setup(*args, **kwargs)

write(obj)

write_numbered(obj)

class pyline.pyline.ResultWriter_checkbox(_output, *args, **kwargs)

Bases: pyline.pyline.ResultWriter

filetype = 'checkbox'

write(obj)

class pyline.pyline.ResultWriter_csv(_output, *args, **kwargs)

Bases: pyline.pyline.ResultWriter

filetype = 'csv'

header(*args, **kwargs)

setup(*args, **kwargs)

write(obj)

write_numbered(obj)

class pyline.pyline.ResultWriter_html(_output, *args, **kwargs)

Bases: pyline.pyline.ResultWriter

static escape_func(s, quote=None)

Replace special characters “&”, “<” and “>” to HTML-safe sequences. If the optional flag quote is true, the quotation mark character (”) is also translated.

filetype = 'html'

footer()

header(*args, **kwargs)

write(obj)

class pyline.pyline.ResultWriter_json(_output, *args, **kwargs)

Bases: pyline.pyline.ResultWriter

filetype = 'json'

write(obj)

write_numbered(obj)

class pyline.pyline.ResultWriter_txt(_output, *args, **kwargs)

Bases: pyline.pyline.ResultWriter

filetype = 'txt'

write_numbered(obj)

pyline.pyline.build_column_map(col_map)

Parameters:col_map (str or dict) – col_mapstr or a dict Returns:or OrderedDict of (col, type_func) mappings Return type:dict

pyline.pyline.get_list_from_str(str_, idelim=', ', type_func=<type 'int'>)

Split a string of integers separated by commas

pyline.pyline.get_option_parser()

pyline.pyline.get_sort_function(opts, col_map=None)

pyline.pyline.main(*args)

pyline.pyline.parse_column_map(col_mapstr, default=<type 'unicode'>)

Parameters:col_mapstr (str) – e.g. “0,1,2,3” or “0,1,4:int” Keyword Arguments:  default (callable) – type casting callable Yields:tuple – (col, type casting function)

pyline.pyline.pyline(iterable, cmd=None, codefunc=None, col_map=None, modules=[], regex=None, regex_options=None, path_tools_pathpy=False, path_tools_pathlib=False, shlex=None, idelim=None, idelim_split_max=-1, odelim='\t', **kwargs)

Process an iterable of lines

Parameters:

• iterable (iterable) – iterable of strings (e.g. sys.stdin or a file)
• cmd (str) – python command string
• codefunc (callable) – alternative to cmd codefunc(locals())
• modules ([str]) – list of modules to import
• regex (str) – regex pattern to match (with groups)
• regex_options (TODO) – Regex options: I L M S X U (see pydoc re)
• path_tools (bool) – try to cast each line to a file
• idelim (str) – input delimiter
• idelim_split_max (int) – str.split(idelim, idelim_split_max)
• odelim (str) – output delimiter

Returns:

iterable of PylineResult namedtuples

pyline.pyline.sort_by(sortstr, iterable, reverse=False, col_map=None, default_type=None, default_value=None)

Parameters:

• sortstr (str) – sort string (comma separated list of column numbers)
• iterable (iterable) – iterable of lines/rows

Keyword Arguments:  

reverse (bool) – True to sort in reverse

Returns:

sorted list of lines/rows

Return type:

list

Module contents