Replace all uses of py.path with pathlib.

Author: ionelmc

src/pytest_benchmark/csv.py

@@ -1,7 +1,6 @@
 import csv
 import operator
-
-import py
+from pathlib import Path
 
 
 class CSVResults:
@@ -11,10 +10,12 @@ def __init__(self, columns, sort, logger):
         self.logger = logger
 
     def render(self, output_file, groups):
-        output_file = py.path.local(output_file)
-        if not output_file.ext:
-            output_file = output_file.new(ext='csv')
-        with output_file.open('w', ensure=True) as stream:
+        output_file = Path(output_file)
+        output_file.parent.mkdir(exist_ok=True, parents=True)
+
+        if not output_file.suffix:
+            output_file = output_file.with_suffix('.csv')
+        with output_file.open('w') as stream:
             writer = csv.writer(stream)
             params = sorted(
                 {param for group, benchmarks in groups for benchmark in benchmarks for param in benchmark.get('params', {}) or ()}

src/pytest_benchmark/histogram.py

@@ -1,6 +1,5 @@
 from collections.abc import Iterable
-
-import py
+from pathlib import Path
 
 from .utils import TIME_UNITS
 from .utils import slugify
@@ -100,7 +99,8 @@ def make_histogram(output_prefix, name, benchmarks, unit, adjustment):
         path = f'{output_prefix}.svg'
         title = f'Speed in {TIME_UNITS[unit]}'
 
-    output_file = py.path.local(path).ensure()
+    output_file = Path(path)
+    output_file.parent.mkdir(exist_ok=True, parents=True)
 
     plot = make_plot(
         benchmarks=benchmarks,

tests/test_cli.py

@@ -1,14 +1,14 @@
 import sys
 from collections import namedtuple
+from pathlib import Path
 
-import py
 import pytest
 from _pytest.pytester import LineMatcher
 
 pytest_plugins = ('pytester',)
 
-THIS = py.path.local(__file__)
-STORAGE = THIS.dirpath('test_storage')
+THIS = Path(__file__)
+STORAGE = THIS.with_name('test_storage')
 
 
 @pytest.fixture

tests/test_elasticsearch_storage.py

@@ -3,9 +3,9 @@
 import os
 from io import BytesIO
 from io import StringIO
+from pathlib import Path
 
 import elasticsearch
-import py
 import pytest
 from freezegun import freeze_time
 
@@ -25,8 +25,8 @@
 
 logger = logging.getLogger(__name__)
 
-THIS = py.path.local(__file__)
-BENCHFILE = THIS.dirpath('test_storage/0030_5b78858eb718649a31fb93d8dc96ca2cee41a4cd_20150815_030419_uncommitted-changes.json')
+THIS = Path(__file__)
+BENCHFILE = THIS.with_name('test_storage') / '0030_5b78858eb718649a31fb93d8dc96ca2cee41a4cd_20150815_030419_uncommitted-changes.json'
 SAVE_DATA = json.loads(BENCHFILE.read_text(encoding='utf8'))
 SAVE_DATA['machine_info'] = {'foo': 'bar'}
 SAVE_DATA['commit_info'] = {'foo': 'bar'}

tests/test_storage.py

@@ -28,10 +28,10 @@
 pytest_plugins = 'pytester'
 
 
-THIS = py.path.local(__file__)
-STORAGE = THIS.dirpath(THIS.purebasename)
+THIS = Path(__file__)
+STORAGE = THIS.with_suffix('')
 
-JSON_DATA = json.loads(STORAGE.listdir('0030_*.json')[0].read_text(encoding='utf8'))
+JSON_DATA = json.loads(next(STORAGE.glob('0030_*.json')).read_text(encoding='utf8'))
 JSON_DATA['machine_info'] = {'foo': 'bar'}
 JSON_DATA['commit_info'] = {'foo': 'bar'}
 list(normalize_stats(bench['stats']) for bench in JSON_DATA['benchmarks'])