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authorTrygve Laugstøl <trygvis@inamo.no>2017-08-03 00:12:31 +0200
committerTrygve Laugstøl <trygvis@inamo.no>2017-08-03 00:12:31 +0200
commit4c0acd35552f213effcea1df275242f3a4476ae3 (patch)
tree24a7ac60eb6f2a0cd2a57363159ea55333274b4a /src
parentc2d21a4c36cf9374b708f580af2fd420bb9b1146 (diff)
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eng_str(): Adding unit argument.
Diffstat (limited to 'src')
-rw-r--r--src/ee/formatting/__init__.py46
1 files changed, 34 insertions, 12 deletions
diff --git a/src/ee/formatting/__init__.py b/src/ee/formatting/__init__.py
index a1e27a4..42bf48d 100644
--- a/src/ee/formatting/__init__.py
+++ b/src/ee/formatting/__init__.py
@@ -59,18 +59,40 @@ def e_series_find_closest(value):
return min(series, key=lambda v: abs(v - value)) * 10**e
-def eng_str(value):
- big = ['', ' k', ' M', ' G', ' T']
- e_floor = math.floor(math.log10(value))
+import numpy
+def eng_str(value, unit = None):
- div3 = int(math.floor(e_floor/3))
- suffix = big[div3]
- scale = 10**(div3*3)
- scaled = value/scale
-
- if scaled == int(scaled):
- return "{:1.0f}{}".format(scaled, suffix)
+ if value == 0:
+ s = '0' + (' ' + unit if unit is not None else '')
else:
- return "{:1.1f}{}".format(scaled, suffix)
+ big = ['k', 'M', 'G', 'T']
+ small = ['m', 'u', 'p']
+
+ if unit is not None:
+ big = [' ' + unit] + [' ' + x + unit for x in big]
+ small = [' ' + unit] + [' ' + x + unit for x in small]
+ else:
+ big = [''] + [' ' + x for x in big]
+ small = [''] + [' ' + x for x in small]
+
+ e_floor = math.floor(math.log10(value))
+
+ div3 = math.floor(e_floor/3)
+ if div3 > 0:
+ suffixes = big
+ idx = int(div3)
+ else:
+ suffixes = small
+ idx = int(-div3)
+
+ suffix = suffixes[idx]
+ scale = 10**(div3*3)
+ scaled = value/scale
+
+ if (scaled - math.floor(scaled)) < 0.0001:
+# if scaled == math.floor(scaled):
+ s = "{:1.0f}{}".format(scaled, suffix)
+ else:
+ s = "{:1.1f}{}".format(scaled, suffix)
-# return "scaled={:>9}, div3={}, floor(e)={}, scale={}, suffix={}".format(str(scaled), div3, e_floor, scale, suffix)
+ return s