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Improve docstrings for Approx classes.

This commit is contained in:
Kale Kundert 2018-07-30 23:26:57 -07:00
parent 7d8688d54b
commit ad305e71d7
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1 changed files with 9 additions and 5 deletions
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14
src/_pytest/python_api.py
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@ -78,7 +78,7 @@ class ApproxBase(object):
class ApproxNumpy(ApproxBase):
"""
Perform approximate comparisons for numpy arrays.
Perform approximate comparisons where the expected value is numpy array.
"""
def __repr__(self):
@ -132,8 +132,8 @@ class ApproxNumpy(ApproxBase):
class ApproxMapping(ApproxBase):
"""
Perform approximate comparisons for mappings where the values are numbers
(the keys can be anything).
Perform approximate comparisons where the expected value is a mapping with
numeric values (the keys can be anything).
"""
def __repr__(self):
@ -154,7 +154,8 @@ class ApproxMapping(ApproxBase):
class ApproxSequence(ApproxBase):
"""
Perform approximate comparisons for sequences of numbers.
Perform approximate comparisons where the expected value is a sequence of
numbers.
"""
def __repr__(self):
@ -176,7 +177,7 @@ class ApproxSequence(ApproxBase):
class ApproxScalar(ApproxBase):
"""
Perform approximate comparisons for single numbers only.
Perform approximate comparisons where the expected value is a single number.
"""
DEFAULT_ABSOLUTE_TOLERANCE = 1e-12
@ -290,6 +291,9 @@ class ApproxScalar(ApproxBase):
class ApproxDecimal(ApproxScalar):
"""
Perform approximate comparisons where the expected value is a decimal.
"""
from decimal import Decimal
DEFAULT_ABSOLUTE_TOLERANCE = Decimal("1e-12")