#path.snap: True # When True, rectilinear axis-aligned paths will be snapped

# to the nearest pixel when certain criteria are met.

# When False, paths will never be snapped.

#path.sketch: None # May be None, or atriplet of the form:

# path.sketch: scale, length, randomness

#path.sketch: None # May be None, or atuple of the form:

# path.sketch:(scale, length, randomness)

# - *scale* is the amplitude of the wiggle

# perpendicular to the line (in pixels).

# - *length* is the length of the wiggle along the

defvalidate_sketch(s):

ifisinstance(s,str):

s=s.lower()

s=s.lower().strip()

ifs.startswith("(")ands.endswith(")"):

s=s[1:-1]

ifs=='none'orsisNone:

try:

returntuple(_listify_validator(validate_float,n=3)(s))

exceptValueError:

raiseValueError("Expected a'scale, length, randomness' triplet")

exceptValueErrorasexc:

raiseValueError("Expected a(scale, length, randomness) tuple")fromexc

def_validate_greaterthan_minushalf(s):

assertmpl.rcParams["legend.loc"]==value

deftest_validate_sketch(value):

mpl.rcParams["path.sketch"]=value

assertmpl.rcParams["path.sketch"]== (1,2,3)

assertvalidate_sketch(value)== (1,2,3)

deftest_validate_sketch_error(value):

withpytest.raises(ValueError,match="'scale, length, randomness'"):

withpytest.raises(ValueError,match="scale, length, randomness"):

validate_sketch(value)

withpytest.raises(ValueError,match="'scale, length, randomness'"):

withpytest.raises(ValueError,match="scale, length, randomness"):

mpl.rcParams["path.sketch"]=value

deftest_rcparams_path_sketch_from_file(tmpdir):

deftest_rcparams_path_sketch_from_file(tmpdir,value):

rc_path=tmpdir.join("matplotlibrc")

rc_path.write("path.sketch: 1, 2, 3")

rc_path.write(f"path.sketch:{value}")

withmpl.rc_context(fname=rc_path):

assertmpl.rcParams["path.sketch"]== (1,2,3)

deftest_rcparams_path_sketch_from_file_error(tmpdir,caplog):

rc_path=tmpdir.join("matplotlibrc")

rc_path.write("path.sketch: (1, 2, 3)")

withmpl.rc_context(fname=rc_path):

withcaplog.at_level("WARNING"):

assertmpl.rcParams['path.sketch']isNone

assert ("Expected a 'scale, length, randomness' triplet"

incaplog.text)