From 0807e766bc7c02613fc74570b6f46790412270cf Mon Sep 17 00:00:00 2001
From: "manuela.richter" <manuela.richter@tu-darmstadt.de>
Date: Fri, 6 May 2022 11:12:23 +0200
Subject: [PATCH] read out json file for specific data
---
test_data.json | 23 ++++++++++++++++++-----
trial_json.py | 35 ++++++++++++++++++-----------------
2 files changed, 36 insertions(+), 22 deletions(-)
diff --git a/test_data.json b/test_data.json
index 5641270..26f8580 100644
--- a/test_data.json
+++ b/test_data.json
@@ -1,11 +1,24 @@
{
- "KPI":[
- {"Name": "Attribut_1",
+ "Pumps":[
+ {"Name": "Pump_1",
+ "Manufacturer": "Company A",
"Unit": "Percentage",
- "Value": 43},
- {"Name": "Attribut_2",
+ "Efficiency": 43},
+ {"Name": "Pump_2",
+ "Manufacturer": "Company B",
"Unit": "Percentage",
- "Value": 56
+ "Efficiency": 56
}
+ ],
+ "Motors":[
+ {"Name": "Motor_1",
+ "Manufacturer": "Company A",
+ "Unit": "Percentage",
+ "Efficiency": 90},
+ {"Name": "Motor_2",
+ "Manufacturer": "Company B",
+ "Unit": "Percentage",
+ "Efficiency": 85
+ }
]
}
\ No newline at end of file
diff --git a/trial_json.py b/trial_json.py
index cd55693..f944608 100644
--- a/trial_json.py
+++ b/trial_json.py
@@ -42,27 +42,28 @@ def findkeys(node, kv):
#%% main script
with open("test_data.json","r+") as file:
data = json.load(file)
- #print(len(data))
- #print(type(data))
-
-#print(data["Name"])
a = data.keys()
-print(a)
-print(type(a))
+#print(a)
+# read out key - value - pairs
for i in a:
- print(i)
key = data[i]
- print(len(key))
- print(type(key))
- for j in key:
- attrs = list(j)
- print(len(attrs))
- print(type(attrs))
- print(attrs)
- print(j)
+ for j in range(0,len(key)):
+ #print(j)
+ dic = key[j]
+ attrs = list(dic.keys())
+ for x in attrs:
+ name = list(findkeys(dic, x))
+ #print("Maschinenart", i, "Das Attribut",x, "hat den Wert", name)
+# find specific data
+machine = "Pumps"
+attribut = "Efficiency"
-
-print(list(findkeys(data, 'KPI')))
\ No newline at end of file
+data_pumps = data[machine]
+print(len(data_pumps))
+for c in range(0,len(data_pumps)):
+ name_pump = list(findkeys(data_pumps[c], "Name"))
+ efficiency_pump = list(findkeys(data_pumps[c], attribut))
+ print("Die Pumpe",str(name_pump),"besitzt den Wirkungsgrad", efficiency_pump)
\ No newline at end of file
--
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