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axes.locator_params fails with LogLocator (and most Locator subclasses) #3658 #4172

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Merged
merged 9 commits into from
Mar 3, 2015
Merged

axes.locator_params fails with LogLocator (and most Locator subclasses) #3658 #4172

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6775327
bug fix, adding set_param to the locators
ryanbelt Feb 26, 2015
358c9c1
added testcases for the set_params change
ryanbelt Feb 26, 2015
fc207d4
last modify with testing and bug fix
ryanbelt Feb 26, 2015
4f25d41
PEP8 style check0
ryanbelt Feb 26, 2015
02ba826
Changed kwargs to use explicit argument names.
ryanbelt Feb 27, 2015
5cf67df
Fixed tests for python3 compatibility. Added test for LinearLocator.
leeonadoh Feb 27, 2015
49cdbf2
Added underscore to setParam()'s modification of _base in MultipleLoc…
leeonadoh Feb 27, 2015
27fbe7e
Rebased to latest master. Added set_params to new LogitLocator. Added…
leeonadoh Mar 3, 2015
e340cc8
Fixed pep8 issue in test_ticker.py
leeonadoh Mar 3, 2015
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PEP8 style check0
  • Loading branch information
@ryanbelt @leeonadoh
ryanbelt authored and leeonadoh committed Mar 3, 2015
commit 4f25d41e100a66b2b52131ceec4d77d99ea87f1a
60 changes: 30 additions & 30 deletions lib/matplotlib/tests/test_ticker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -66,24 +66,24 @@ def test_LogLocator():


def test_LogLocator_set_params():
"""
Create log locator with default value, base=10.0, subs=[1.0], numdecs=4, numticks=15
and change it to something else.
See if change was successful.
Should not exception.
"""
Create log locator with default value, base=10.0, subs=[1.0], numdecs=4,
numticks=15 and change it to something else.
See if change was successful.
Should not exception.
"""
loc = mticker.LogLocator()
loc.set_params(numticks = 8, numdecs = 8, subs = [2.0], base = 8)
loc.set_params(numticks=8, numdecs=8, subs=[2.0], base=8)
nose.tools.assert_equal(loc.numticks, 8)
nose.tools.assert_equal(loc.numdecs, 8)
nose.tools.assert_equal(loc.base, 8)
nose.tools.assert_equal(loc.subs, [2.0])


def test_NullLocator_set_params():
"""
Create null locator, and attempt to call set_params() on it.
Should not exception, and should raise a warning.
"""
Create null locator, and attempt to call set_params() on it.
Should not exception, and should raise a warning.
"""
loc = mticker.NullLocator()
with warnings.catch_warnings(True) as w:
Expand All @@ -92,49 +92,49 @@ def test_NullLocator_set_params():


def test_MultipleLocator_set_params():
"""
"""
Create multiple locator with 0.7 base, and change it to something else.
See if change was successful.
Should not exception.
See if change was successful.
Should not exception.
"""
mult = mticker.MultipleLocator(base = 0.7)
mult.set_params(base = 1.7)
mult = mticker.MultipleLocator(base=0.7)
mult.set_params(base=1.7)
nose.tools.assert_equal(mult.base, 1.7)


def test_FixedLocator_set_params():
"""
"""
Create fixed locator with 5 nbins, and change it to something else.
See if change was successful.
Should not exception.
See if change was successful.
Should not exception.
"""
fixed = mticker.FixedLocator(range (0,24),nbins=5)
fixed.set_params(nbins = 7)
fixed = mticker.FixedLocator(range(0, 24), nbins=5)
fixed.set_params(nbins=7)
nose.tools.assert_equal(fixed.nbins, 7)


def test_IndexLocator_set_params():
"""
Create index locator with 3 base, 4 offset. and change it to something else.
See if change was successful.
Should not exception.
"""
index = mticker.IndexLocator(base = 3, offset = 4)
index.set_params(base = 7, offset = 7)
Create index locator with 3 base, 4 offset. and change it to something
else. See if change was successful.
Should not exception.
"""
index = mticker.IndexLocator(base=3, offset=4)
index.set_params(base=7, offset=7)
nose.tools.assert_equal(index.base, 7)
nose.tools.assert_equal(index.offset, 7)


def test_SymmetricalLogLocator_set_params():
"""
"""
Create symmetrical log locator with default subs =[1.0] numticks = 15,
and change it to something else.
See if change was successful.
Should not exception.
See if change was successful.
Should not exception.
"""
#since we only test for the params change. I will pass empty transform
# since we only test for the params change. I will pass empty transform
sym = mticker.SymmetricalLogLocator(None)
sym.set_params(subs = [2.0], numticks = 8)
sym.set_params(subs=[2.0], numticks=8)
nose.tools.assert_equal(sym._subs, [2.0])
nose.tools.assert_equal(sym.numticks, 8)

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3 changes: 2 additions & 1 deletion lib/matplotlib/ticker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -956,7 +956,8 @@ def tick_values(self, vmin, vmax):
raise NotImplementedError('Derived must override')

def set_params(self, **kwargs):
warnings.warn("'set_params()' not defined for locator of type " + str(type(self)))
warnings.warn("'set_params()' not defined for locator of type " +
str(type(self)))

def __call__(self):
"""Return the locations of the ticks"""
Expand Down