hypothesis-py: make check-format

gistfile1.txt

(master) buck@tortle-2016:~/trees/learn/hypothesis-python 
[Sun 04-09 04:30:39PM]$ make check-format
find src tests -name '*.py' -not \( -path '*/vendor/*' -or -name test_lambda_formatting.py \) | /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/tools/bin/python scripts/enforce_header.py
# isort will sort packages differently depending on whether they're installed
/home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/bin/python -m pip install django pytz pytest fake-factory numpy flaky
Requirement already satisfied: django in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: pytz in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: pytest in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: fake-factory in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: numpy in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: flaky in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages
Requirement already satisfied: setuptools in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from pytest)
Requirement already satisfied: py>=1.4.29 in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from pytest)
Requirement already satisfied: packaging>=16.8 in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from setuptools->pytest)
Requirement already satisfied: six>=1.6.0 in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from setuptools->pytest)
Requirement already satisfied: appdirs>=1.4.0 in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from setuptools->pytest)
Requirement already satisfied: pyparsing in /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/isort/lib/python3.4/site-packages (from packaging>=16.8->setuptools->pytest)
find src tests -name '*.py' -not \( -path '*/vendor/*' -or -name test_lambda_formatting.py \) | xargs env -i PATH="/home/buck/.cache/hypothesis-build-runtimes/snakepit:/home/buck/.cache/hypothesis-build-runtimes/tools:/home/buck/.nix-profile/bin:/home/buck/.nix-profile/sbin:/home/buck/.local/bin:/home/buck/prefices/brew/sbin:/home/buck/prefices/brew/bin:/home/buck/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin:/snap/bin:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin:/home/buck/trees/learn/gun/node_modules/.bin/" /home/buck/.cache/hypothesis-build-runtimes/tools/isort -p hypothesis -ls -m 2 -w 75 \
		-a "from __future__ import absolute_import, print_function, division" \
		-rc src tests examples

/#######################################################################\

     `sMMy`
     .yyyy-                                                      `
    ##soos##                                                    ./o.
          `     ``..-..`         ``...`.``         `   ```` ``-ssso```
     .s:-y-   .+osssssso/.     ./ossss+:so+:`    :+o-`/osso:+sssssssso/
     .s::y-   osss+.``.``     -ssss+-.`-ossso`   ssssso/::..::+ssss:::.
     .s::y-   /ssss+//:-.`   `ssss+     `ssss+   sssso`       :ssss`
     .s::y-   `-/+oossssso/  `ssss/      sssso   ssss/        :ssss`
     .y-/y-       ````:ssss`  ossso.    :ssss:   ssss/        :ssss.
     `/so:`    `-//::/osss+   `+ssss+-/ossso:    /sso-        `osssso/.
       \/      `-/oooo++/-      .:/++:/++/-`      ..           `://++/.


         isort your Python imports for you so you don't have to

                            VERSION 4.1.0

\########################################################################/

Skipped 43 files
find src tests -name '*.py' -not \( -path '*/vendor/*' -or -name test_lambda_formatting.py \) | xargs /home/buck/.cache/hypothesis-build-runtimes/tools/pyformat -i
find src tests -name "*.py" | xargs /home/buck/.cache/hypothesis-build-runtimes/virtualenvs/tools/bin/python scripts/check_encoding_header.py
git diff --exit-code
diff --git a/src/hypothesis/internal/compat.py b/src/hypothesis/internal/compat.py
index 236af34..1789323 100644
--- a/src/hypothesis/internal/compat.py
+++ b/src/hypothesis/internal/compat.py
@@ -247,6 +247,7 @@ def qualname(f):
     except AttributeError:
         return f.__name__
 
+
 FakeArgSpec = namedtuple(
     'ArgSpec', ('args', 'varargs', 'keywords', 'defaults'))
 
@@ -422,6 +423,7 @@ class compatbytes(bytearray):
     def __contains__(self, value):
         return any(v == value for v in self)
 
+
 if PY2:
     hbytes = compatbytes
     reasonable_byte_type = bytearray
@@ -452,6 +454,7 @@ def cast_unicode(s, encoding=None):
 def get_stream_enc(stream, default=None):
     return getattr(stream, 'encoding', None) or default
 
+
 if PY3:
     FileNotFoundError = FileNotFoundError
 else:
diff --git a/src/hypothesis/strategies.py b/src/hypothesis/strategies.py
index 922f517..22dd8f3 100644
--- a/src/hypothesis/strategies.py
+++ b/src/hypothesis/strategies.py
@@ -468,7 +468,7 @@ def lists(
                 'want to set unique_by)'
             ))
         else:
-            unique_by = lambda x: x
+            def unique_by(x): return x
 
     if unique_by is not None:
         from hypothesis.searchstrategy.collections import UniqueListStrategy
diff --git a/tests/cover/test_reflection.py b/tests/cover/test_reflection.py
index 73189de..a81f4e3 100644
--- a/tests/cover/test_reflection.py
+++ b/tests/cover/test_reflection.py
@@ -173,7 +173,7 @@ def test_names_of_functions_are_pretty():
 
 
 def test_can_have_unicode_in_lambda_sources():
-    t = lambda x: 'é' not in x
+    def t(x): return 'é' not in x
     assert get_pretty_function_description(t) == (
         "lambda x: 'é' not in x"
     )
@@ -227,7 +227,7 @@ def test_source_of_lambda_is_pretty():
 
 
 def test_variable_names_are_not_pretty():
-    t = lambda x: True  # pragma: no cover
+    def t(x): return True  # pragma: no cover
     assert get_pretty_function_description(t) == 'lambda x: True'
 
 
@@ -262,12 +262,12 @@ def test_does_not_error_on_confused_sources():
 
 
 def test_strips_comments_from_the_end():
-    t = lambda x: 1  # pragma: no cover
+    def t(x): return 1  # pragma: no cover
     assert get_pretty_function_description(t) == 'lambda x: 1'
 
 
 def test_does_not_strip_hashes_within_a_string():
-    t = lambda x: '#'  # pragma: no cover
+    def t(x): return '#'  # pragma: no cover
     assert get_pretty_function_description(t) == "lambda x: '#'"
 
 
@@ -292,7 +292,7 @@ def test_lambda_source_break_after_def_with_brackets():
 
 
 def test_lambda_source_break_after_def_with_line_continuation():
-    f = lambda n:\
+    def f(n): return \
         'aaa'
 
     source = get_pretty_function_description(f)
diff --git a/tests/quality/test_statistical_distribution.py b/tests/quality/test_statistical_distribution.py
index 2c817d9..353f3da 100644
--- a/tests/quality/test_statistical_distribution.py
+++ b/tests/quality/test_statistical_distribution.py
@@ -465,7 +465,9 @@ for i in range(8):
 
 # This strategy tests interactions with `map()`.  They generate integers
 # from the set {1, 4, 6, 16, 20, 24, 28, 32}.
-double = lambda x: x * 2
+def double(x): return x * 2
+
+
 one_of_nested_strategy_with_map = one_of(
     just(1),
     one_of(
Makefile:90: recipe for target 'check-format' failed
make: *** [check-format] Error 1