Fix CLI
Vinayak Mehta
parent
7aaa7b2460
commit
959a252aa3
198
camelot/cli.py
198
camelot/cli.py
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@ -5,10 +5,20 @@ import click
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from . import __version__
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from .io import read_pdf
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from .utils import validate_input, remove_extra
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@click.command()
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class Config(object):
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def __init__(self):
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self.config = {}
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def set_config(self, key, value):
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self.config[key] = value
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pass_config = click.make_pass_decorator(Config)
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@click.group()
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@click.version_option(version=__version__)
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@click.option("-p", "--pages", default="1", help="Comma-separated page numbers"
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" to parse. Example: 1,3,4 or 1,4-end")
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@ -18,9 +28,6 @@ from .utils import validate_input, remove_extra
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help="Output file format.")
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@click.option("-z", "--zip", is_flag=True, help="Whether or not to create a ZIP"
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" archive.")
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@click.option("-T", "--table_area", default=[], multiple=True,
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help="Table areas (x1,y1,x2,y2) to process.\n"
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" x1, y1 -> left-top and x2, y2 -> right-bottom")
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@click.option("-split", "--split_text", is_flag=True, help="Whether or not to"
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" split text if it spans across multiple cells.")
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@click.option("-flag", "--flag_size", is_flag=True, help="(inactive) Whether or"
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@ -28,86 +35,121 @@ from .utils import validate_input, remove_extra
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" super/subscripts)")
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@click.option("-M", "--margins", nargs=3, default=(1.0, 0.5, 0.1),
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help="char_margin, line_margin, word_margin for PDFMiner.")
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@click.option("-G", "--geometry_type",
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@click.pass_context
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def cli(ctx, *args, **kwargs):
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ctx.obj = Config()
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for key, value in kwargs.iteritems():
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ctx.obj.set_config(key, value)
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@cli.command('lattice')
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@click.option("-T", "--table_area", default=[], multiple=True,
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help="Table areas (x1,y1,x2,y2) to process.\n"
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" x1, y1 -> left-top and x2, y2 -> right-bottom")
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@click.option("-back", "--process_background", is_flag=True,
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help="(with --mesh) Whether or not to process lines that are in"
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" background.")
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@click.option("-scale", "--line_size_scaling", default=15,
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help="(with --mesh) Factor by which the page dimensions will be"
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" divided to get smallest length of detected lines.")
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@click.option("-copy", "--copy_text", default=[], type=click.Choice(["h", "v"]),
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multiple=True, help="(with --mesh) Specify direction"
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" in which text will be copied over in a spanning cell.")
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@click.option("-shift", "--shift_text", default=["l", "t"],
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type=click.Choice(["", "l", "r", "t", "b"]), multiple=True,
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help="(with --mesh) Specify direction in which text in a spanning"
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" cell should flow.")
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@click.option("-l", "--line_close_tol", default=2,
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help="(with --mesh) Tolerance parameter used to merge close vertical"
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" lines and close horizontal lines.")
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@click.option("-j", "--joint_close_tol", default=2,
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help="(with --mesh) Tolerance parameter used to decide whether"
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" the detected lines and points lie close to each other.")
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@click.option("-block", "--threshold_blocksize", default=15,
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help="(with --mesh) For adaptive thresholding, size of a pixel"
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" neighborhood that is used to calculate a threshold value for"
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" the pixel: 3, 5, 7, and so on.")
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@click.option("-const", "--threshold_constant", default=-2,
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help="(with --mesh) For adaptive thresholding, constant subtracted"
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" from the mean or weighted mean.\nNormally, it is positive but"
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" may be zero or negative as well.")
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@click.option("-I", "--iterations", default=0,
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help="(with --mesh) Number of times for erosion/dilation is"
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" applied.")
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@click.option("-plot", "--plot_type",
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type=click.Choice(["text", "table", "contour", "joint", "line"]),
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help="Plot geometry found on pdf page for debugging.\n\n"
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"text: Plot text objects. (Useful to get table_area and"
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" columns coordinates)\ntable: Plot parsed table.\n"
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"contour (with --mesh): Plot detected rectangles.\njoint (with --mesh): Plot detected line"
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" intersections.\nline (with --mesh): Plot detected lines.")
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help="Plot geometry found on PDF page for debugging.")
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@click.argument("filepath", type=click.Path(exists=True))
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def cli(*args, **kwargs):
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pages = kwargs.pop("pages")
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output = kwargs.pop("output")
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f = kwargs.pop("format")
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compress = kwargs.pop("zip")
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mesh = kwargs.pop("mesh")
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geometry_type = kwargs.pop("geometry_type")
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@pass_config
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def lattice(c, *args, **kwargs):
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"""Use lines between text to generate table."""
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conf = c.config
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pages = conf.pop("pages")
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output = conf.pop("output")
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f = conf.pop("format")
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compress = conf.pop("zip")
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plot_type = kwargs.pop('plot_type')
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filepath = kwargs.pop("filepath")
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kwargs.update(conf)
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table_area = list(kwargs['table_area'])
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kwargs['table_area'] = None if not table_area else table_area
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copy_text = list(kwargs['copy_text'])
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kwargs['copy_text'] = None if not copy_text else copy_text
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kwargs['shift_text'] = list(kwargs['shift_text'])
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tables = read_pdf(filepath, pages=pages, flavor='lattice', **kwargs)
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click.echo(tables)
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if plot_type is not None:
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for table in tables:
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table.plot(plot_type)
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else:
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if output is None:
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raise click.UsageError("Please specify output filepath using --output")
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if f is None:
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raise click.UsageError("Please specify output format using --format")
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tables.export(output, f=f, compress=compress)
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@cli.command('stream')
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@click.option("-T", "--table_area", default=[], multiple=True,
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help="Table areas (x1,y1,x2,y2) to process.\n"
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" x1, y1 -> left-top and x2, y2 -> right-bottom")
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@click.option("-C", "--columns", default=[], multiple=True,
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help="x-coordinates of column separators.")
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@click.option("-r", "--row_close_tol", default=2, help="Rows will be"
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" formed by combining text vertically within this tolerance.")
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@click.option("-c", "--col_close_tol", default=0, help="Columns will"
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" be formed by combining text horizontally within this tolerance.")
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@click.option("-plot", "--plot_type",
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type=click.Choice(["text", "table"]),
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help="Plot geometry found on PDF page for debugging.")
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@click.argument("filepath", type=click.Path(exists=True))
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@pass_config
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def stream(c, *args, **kwargs):
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"""Use spaces between text to generate table."""
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conf = c.config
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pages = conf.pop("pages")
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output = conf.pop("output")
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f = conf.pop("format")
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compress = conf.pop("zip")
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plot_type = kwargs.pop('plot_type')
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filepath = kwargs.pop("filepath")
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kwargs.update(conf)
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table_area = list(kwargs['table_area'])
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kwargs['table_area'] = None if not table_area else table_area
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columns = list(kwargs['columns'])
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kwargs['columns'] = None if not columns else columns
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copy_text = list(kwargs['copy_text'])
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kwargs['copy_text'] = None if not copy_text else copy_text
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kwargs['shift_text'] = list(kwargs['shift_text'])
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kwargs = remove_extra(kwargs, mesh=mesh)
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tables = read_pdf(filepath, pages=pages, mesh=mesh, **kwargs)
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tables = read_pdf(filepath, pages=pages, flavor='stream', **kwargs)
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click.echo(tables)
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if output is None:
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raise click.UsageError("Please specify an output filepath using --output")
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if f is None:
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raise click.UsageError("Please specify an output format using --format")
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tables.export(output, f=f, compress=compress)
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@click.option("-T", "--table_area", default=[], multiple=True,
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help="Table areas (x1,y1,x2,y2) to process.\n"
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" x1, y1 -> left-top and x2, y2 -> right-bottom")
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@click.option("-back", "--process_background", is_flag=True, cls=Mutex,
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help="(with --mesh) Whether or not to process lines that are in"
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" background.")
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@click.option("-scale", "--line_size_scaling", default=15, cls=Mutex,
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help="(with --mesh) Factor by which the page dimensions will be"
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" divided to get smallest length of detected lines.")
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@click.option("-copy", "--copy_text", default=[], type=click.Choice(["h", "v"]),
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multiple=True, cls=Mutex, help="(with --mesh) Specify direction"
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" in which text will be copied over in a spanning cell.")
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@click.option("-shift", "--shift_text", default=["l", "t"],
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type=click.Choice(["", "l", "r", "t", "b"]), multiple=True, cls=Mutex,
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help="(with --mesh) Specify direction in which text in a spanning"
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" cell should flow.")
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@click.option("-l", "--line_close_tol", default=2, cls=Mutex,
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help="(with --mesh) Tolerance parameter used to merge close vertical"
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" lines and close horizontal lines.")
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@click.option("-j", "--joint_close_tol", default=2, cls=Mutex,
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help="(with --mesh) Tolerance parameter used to decide whether"
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" the detected lines and points lie close to each other.")
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@click.option("-block", "--threshold_blocksize", default=15, cls=Mutex,
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help="(with --mesh) For adaptive thresholding, size of a pixel"
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" neighborhood that is used to calculate a threshold value for"
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" the pixel: 3, 5, 7, and so on.")
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@click.option("-const", "--threshold_constant", default=-2, cls=Mutex,
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help="(with --mesh) For adaptive thresholding, constant subtracted"
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" from the mean or weighted mean.\nNormally, it is positive but"
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" may be zero or negative as well.")
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@click.option("-I", "--iterations", default=0, cls=Mutex,
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help="(with --mesh) Number of times for erosion/dilation is"
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" applied.")
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def lattice(*args, **kwargs):
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pass
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@click.option("-T", "--table_area", default=[], multiple=True,
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help="Table areas (x1,y1,x2,y2) to process.\n"
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" x1, y1 -> left-top and x2, y2 -> right-bottom")
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@click.option("-C", "--columns", default=[], multiple=True, cls=Mutex,
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help="x-coordinates of column separators.")
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@click.option("-r", "--row_close_tol", default=2, cls=Mutex, help="Rows will be"
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" formed by combining text vertically within this tolerance.")
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@click.option("-c", "--col_close_tol", default=0, cls=Mutex, help="Columns will"
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" be formed by combining text horizontally within this tolerance.")
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def stream(*args, **kwargs):
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pass
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if plot_type is not None:
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for table in tables:
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table.plot(plot_type)
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else:
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if output is None:
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raise click.UsageError("Please specify output filepath using --output")
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if f is None:
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raise click.UsageError("Please specify output format using --format")
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tables.export(output, f=f, compress=compress)
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@ -21,7 +21,7 @@ logger = setup_logging(__name__)
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class Lattice(BaseParser):
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"""Lattice method of parsing looks for lines between text
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to form a table.
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to generate table.
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Parameters
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----------
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@ -83,7 +83,7 @@ class Lattice(BaseParser):
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line_size_scaling=15, copy_text=None, shift_text=['l', 't'],
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split_text=False, flag_size=False, line_close_tol=2,
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joint_close_tol=2, threshold_blocksize=15, threshold_constant=-2,
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iterations=0, margins=(1.0, 0.5, 0.1)):
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iterations=0, margins=(1.0, 0.5, 0.1), **kwargs):
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self.table_area = table_area
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self.process_background = process_background
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self.line_size_scaling = line_size_scaling
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@ -16,7 +16,7 @@ logger = setup_logging(__name__)
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class Stream(BaseParser):
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"""Stream method of parsing looks for spaces between text
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to form a table.
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to generate table.
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If you want to specify columns when specifying multiple table
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areas, make sure that the length of both lists are equal.
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@ -51,7 +51,7 @@ class Stream(BaseParser):
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"""
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def __init__(self, table_area=None, columns=None, split_text=False,
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flag_size=False, row_close_tol=2, col_close_tol=0,
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margins=(1.0, 0.5, 0.1)):
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margins=(1.0, 0.5, 0.1), **kwargs):
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self.table_area = table_area
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self.columns = columns
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self._validate_columns()
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