Refactore code without "arrow" dependency (resolve issue with "ImportError: No module named backports.functools_lru_cache")

.isort.cfg

@@ -1,3 +1,3 @@
 [settings]
 line_length=79
-known_third_party=arrow,bottle,click,lockfile,pytest,requests,SCons,semantic_version,serial
+known_third_party=bottle,click,lockfile,python-dateutil,pytest,requests,SCons,semantic_version,serial

HISTORY.rst

@@ -14,6 +14,7 @@ PlatformIO 3.0
 * Configure a custom firmware/program name in build directory (`example <http://docs.platformio.org/page/projectconf/advanced_scripting.html#custom-firmware-program-name>`__)
 * Renamed ``envs_dir`` option to ``build_dir``
   in `Project Configuration File "platformio.ini" <http://docs.platformio.org/page/projectconf/section_platformio.html#build-dir>`__
+* Refactored code without "arrow" dependency (resolve issue with "ImportError: No module named backports.functools_lru_cache")
 * Improved support of PIO Unified Debugger for Eclipse Oxygen
 * Improved a work in off-line mode
 * Fixed project generator for CLion IDE

platformio/builder/tools/piolib.py

@@ -291,9 +291,8 @@ class LibBuilderBase(object):
 
     def get_search_files(self):
         items = [
-            join(self.src_dir, item)
+            join(self.src_dir, item) for item in self.env.MatchSourceFiles(
-            for item in self.env.MatchSourceFiles(self.src_dir,
+                self.src_dir, self.src_filter)
-                                                  self.src_filter)
         ]
         include_dir = self.include_dir
         if include_dir:
@@ -644,9 +643,9 @@ class ProjectAsLibBuilder(LibBuilderBase):
         # test files
         if "__test" in COMMAND_LINE_TARGETS:
             items.extend([
-                join("$PROJECTTEST_DIR", item)
+                join("$PROJECTTEST_DIR",
-                for item in self.env.MatchSourceFiles("$PROJECTTEST_DIR",
+                     item) for item in self.env.MatchSourceFiles(
-                                                      "$PIOTEST_SRC_FILTER")
+                         "$PROJECTTEST_DIR", "$PIOTEST_SRC_FILTER")
             ])
         return items
 

platformio/commands/lib.py

@@ -19,7 +19,6 @@ from os.path import isdir, join
 from time import sleep
 from urllib import quote
 
-import arrow
 import click
 
 from platformio import exception, util
@@ -323,9 +322,7 @@ def lib_show(library, json_output):
     click.echo(lib['description'])
     click.echo()
 
-    click.echo("Version: %s, released %s" %
+    click.echo("Version: {name}, released {released}".format(**lib['version']))
-               (lib['version']['name'],
-                arrow.get(lib['version']['released']).humanize()))
     click.echo("Manifest: %s" % lib['confurl'])
     for key in ("homepage", "repository", "license"):
         if key not in lib or not lib[key]:
@@ -360,11 +357,10 @@ def lib_show(library, json_output):
         blocks.append(("Compatible %s" % key, [i['title'] for i in lib[key]]))
     blocks.append(("Headers", lib['headers']))
     blocks.append(("Examples", lib['examples']))
-    blocks.append(("Versions", [
+    blocks.append(
-        "%s, released %s" % (v['name'], arrow.get(v['released']).humanize())
+        ("Versions",
-        for v in lib['versions']
+         ["{name}, released {released}".format(**v) for v in lib['versions']]))
-    ]))
+    blocks.append(("Downloads", [
-    blocks.append(("Unique Downloads", [
         "Today: %s" % lib['dlstats']['day'],
         "Week: %s" % lib['dlstats']['week'],
         "Month: %s" % lib['dlstats']['month']
@@ -423,9 +419,7 @@ def lib_stats(json_output):
         click.echo((printitemdate_tpl
                     if "date" in item else printitem_tpl).format(
                         name=click.style(item['name'], fg="cyan"),
-                        date=str(
+                        date=item.get("date"),
-                            arrow.get(item['date']).humanize()
-                            if "date" in item else ""),
                         url=click.style(
                             "http://platformio.org/lib/show/%s/%s" %
                             (item['id'], quote(item['name'])),

platformio/managers/lib.py

@@ -20,8 +20,8 @@ import re
 from glob import glob
 from os.path import isdir, join
 
-import arrow
 import click
+from dateutil.parser import parse as parse_date
 
 from platformio import app, commands, exception, util
 from platformio.managers.package import BasePkgManager
@@ -157,8 +157,8 @@ class LibraryManager(BasePkgManager):
     def max_satisfying_repo_version(self, versions, requirements=None):
 
         def _cmp_dates(datestr1, datestr2):
-            date1 = arrow.get(datestr1)
+            date1 = parse_date(datestr1)
-            date2 = arrow.get(datestr2)
+            date2 = parse_date(datestr2)
             if date1 == date2:
                 return 0
             return -1 if date1 < date2 else 1

setup.py

@@ -18,11 +18,11 @@ from platformio import (__author__, __description__, __email__, __license__,
                         __title__, __url__, __version__)
 
 install_requires = [
-    "arrow>=0.10.0,!=0.11.0",
     "bottle<0.13",
     "click>=5,<6",
     "colorama",
     "lockfile>=0.9.1,<0.13",
+    "python-dateutil",
     "pyserial>=3,<4,!=3.3",
     "requests>=2.4.0,<3",
     "semantic_version>=2.5.0,<3"

tests/commands/test_lib.py

@@ -141,8 +141,7 @@ def test_global_lib_list(clirunner, validate_cliresult):
     result = clirunner.invoke(cmd_lib, ["-g", "list"])
     validate_cliresult(result)
     assert all([
-        n in result.output
+        n in result.output for n in
-        for n in
         ("Source: https://github.com/adafruit/Adafruit-ST7735-Library/archive/master.zip",
          "Version: 5.10.1",
          "Source: git+https://github.com/gioblu/PJON.git#3.0",
@@ -151,8 +150,7 @@ def test_global_lib_list(clirunner, validate_cliresult):
 
     result = clirunner.invoke(cmd_lib, ["-g", "list", "--json-output"])
     assert all([
-        n in result.output
+        n in result.output for n in
-        for n in
         ("__pkg_dir",
          '"__src_url": "git+https://gitlab.com/ivankravets/rs485-nodeproto.git"',
          '"version": "5.10.1"')
@@ -172,10 +170,10 @@ def test_global_lib_list(clirunner, validate_cliresult):
         for item in json.loads(result.output)
     ]
     versions2 = [
-        'ArduinoJson@5c33fd4', 'ArduinoJson@5.8.2', 'ArduinoJson@5.10.1',
+        'ArduinoJson@5.8.2', 'ArduinoJson@5.10.1', 'AsyncMqttClient@0.8.2',
-        'AsyncMqttClient@0.8.2', 'AsyncTCP@1.0.1', 'ESPAsyncTCP@1.1.3',
+        'AsyncTCP@1.0.1', 'ESPAsyncTCP@1.1.3', 'NeoPixelBus@2.2.4',
-        'NeoPixelBus@2.2.4', 'PJON@07fe9aa', 'PJON@1fb26fd',
+        'PJON@07fe9aa', 'PJON@1fb26fd', 'PubSubClient@bef5814',
-        'PubSubClient@bef5814', 'RFcontrol@77d4eb3f8a', 'RadioHead-1.62@0.0.0'
+        'RFcontrol@77d4eb3f8a', 'RadioHead-1.62@0.0.0'
     ]
     assert set(versions1) >= set(versions2)
 
@@ -272,7 +270,7 @@ def test_lib_stats(clirunner, validate_cliresult):
     validate_cliresult(result)
     assert all([
         s in result.output
-        for s in ("UPDATED", "ago", "http://platformio.org/lib/show")
+        for s in ("UPDATED", "POPULAR", "http://platformio.org/lib/show")
     ])
 
     result = clirunner.invoke(cmd_lib, ["stats", "--json-output"])