From dac9c79e1c3adaa118794f92b29f97d009478589 Mon Sep 17 00:00:00 2001
From: drebs <drebs@riseup.net>
Date: Mon, 18 Sep 2017 09:57:42 -0300
Subject: [test] remove dependency on numpy

---
 tests/benchmarks/conftest.py | 24 +++++++++++++++++++-----
 tox.ini                      | 22 +---------------------
 2 files changed, 20 insertions(+), 26 deletions(-)

diff --git a/tests/benchmarks/conftest.py b/tests/benchmarks/conftest.py
index 80eccb08..2755ee48 100644
--- a/tests/benchmarks/conftest.py
+++ b/tests/benchmarks/conftest.py
@@ -1,5 +1,4 @@
 import functools
-import numpy
 import os
 import psutil
 import pytest
@@ -70,6 +69,18 @@ def txbenchmark_with_setup(monitored_benchmark_with_setup):
 # resource monitoring
 #
 
+def _mean(l):
+    return float(sum(l)) / len(l)
+
+
+def _std(l):
+    if len(l) <= 1:
+        return 0
+    mean = _mean(l)
+    squares = [(x - mean) ** 2 for x in l]
+    return (sum(squares) / (len(l) - 1)) ** 0.5
+
+
 class ResourceWatcher(threading.Thread):
 
     sampling_interval = 0.1
@@ -102,14 +113,17 @@ class ResourceWatcher(threading.Thread):
         self.cpu_percent = self.process.cpu_percent()
         # save memory usage info
         if self.watch_memory:
+            stats = {
+                'max': max(self.memory_samples),
+                'min': min(self.memory_samples),
+                'mean': _mean(self.memory_samples),
+                'std': _std(self.memory_samples),
+            }
             memory_percent = {
                 'sampling_interval': self.sampling_interval,
                 'samples': self.memory_samples,
-                'stats': {},
+                'stats': stats,
             }
-            for stat in 'max', 'min', 'mean', 'std':
-                fun = getattr(numpy, stat)
-                memory_percent['stats'][stat] = fun(self.memory_samples)
             self.memory_percent = memory_percent
 
 
diff --git a/tox.ini b/tox.ini
index f78db2fe..19004f97 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,7 +26,6 @@ deps =
     leap.common
 # used by benchmarks
     psutil
-    numpy
     pytest-benchmark
     elasticsearch
     certifi
@@ -54,26 +53,7 @@ commands =
       --cov=leap.soledad \
       {posargs}
 usedevelop = True
-deps =
-    coverage
-    pytest
-    pytest-cov
-    pytest-twisted
-    mock
-    testscenarios
-    setuptools-trial
-    couchdb
-    requests
-    service_identity
-# used by benchmarks
-    psutil
-    numpy
-    pytest-benchmark
-    elasticsearch
-    certifi
-# install soledad local packages
-    -e.[client]
-    -e.[server]
+deps = {[testenv]deps}
 setenv =
     HOME=/tmp
     TERM=xterm
-- 
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