From c493e5d57dda4ad61d72debfdd845ea10141d9b9 Mon Sep 17 00:00:00 2001
From: Christophe Bedard <fixed-term.christophe.bourquebedard@de.bosch.com>
Date: Fri, 7 Jun 2019 13:38:35 +0200
Subject: [PATCH] Add basic DataModel class

---
 tracetools_analysis/analysis/data_model.py | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tracetools_analysis/analysis/data_model.py

diff --git a/tracetools_analysis/analysis/data_model.py b/tracetools_analysis/analysis/data_model.py
new file mode 100644
index 0000000..9885842
--- /dev/null
+++ b/tracetools_analysis/analysis/data_model.py
@@ -0,0 +1,24 @@
+# Data model
+
+import pandas as pd
+
+
+class DataModel():
+    """
+    Container to model processed data.
+
+    Contains data for an analysis to use.
+    """
+
+    def __init__(self):
+        # Objects (one-time events, usually when something is created)
+        self._contexts = pd.DataFrame(columns=[])
+        self._nodes = pd.DataFrame(columns=[])
+        self._publishers = pd.DataFrame(columns=[])
+        self._subscriptions = pd.DataFrame(columns=[])
+        self._services = pd.DataFrame(columns=[])
+        self._clients = pd.DataFrame(columns=[])
+        self._timers = pd.DataFrame(columns=[])
+
+        # Events
+        # TODO