From fd4198bbde0cca64dbd180f4466d2ee3a5e62265 Mon Sep 17 00:00:00 2001
From: sdrauz <Simon.Ruben.Drauz@iee.fraunhofer.de>
Date: Mon, 9 Jan 2023 09:38:29 +0100
Subject: [PATCH] inconsistency between testpypi and pypi

---
 .github/workflows/release.yml                 |  10 +-
 CHANGELOG.rst                                 |   4 +
 doc/source/conf.py                            |   2 +-
 pandapipes/__init__.py                        |   2 +-
 .../api/old_versions/example_0.8.3_gas.json   | 412 ++++++++++++++++
 .../api/old_versions/example_0.8.3_water.json | 466 ++++++++++++++++++
 setup.py                                      |   2 +-
 7 files changed, 890 insertions(+), 8 deletions(-)
 create mode 100644 pandapipes/test/api/old_versions/example_0.8.3_gas.json
 create mode 100644 pandapipes/test/api/old_versions/example_0.8.3_water.json

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2ac70217..b86b5f20 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -85,17 +85,17 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install dependencies TestPyPI
-        if: ${{ inputs.upload_server == 'testpypi'}}
+      - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           python -m pip install pytest nbmake python-igraph pytest-xdist pytest-split numba
+      - name: Install pandapipes from TestPyPI
+        if: ${{ inputs.upload_server == 'testpypi'}}
+        run: |
           pip install --no-cache-dir -i https://test.pypi.org/simple/ --extra-index-url https://pypi.org/simple pandapipes
-      - name: Install dependencies PyPI
+      - name: Install pandapipes from PyPI
         if: ${{ inputs.upload_server == 'pypi'}}
         run: |
-          python -m pip install --upgrade pip
-          python -m pip install pytest nbmake python-igraph pytest-split numba
           pip install pandapipes
       - name: List all installed packages
         run: |
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e539049e..783719d8 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,10 @@
 Change Log
 =============
 
+[0.8.3] - 2023-01-09
+-------------------------------
+- [FIXED] inconsistency between testpypi and pypi
+
 [0.8.2] - 2023-01-08
 -------------------------------
 - [FIXED] failing tutorial tests on pypi
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 87a7630c..224cecc6 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -49,7 +49,7 @@
 # The short X.Y version.
 version = "0.8"
 # The full version, including alpha/beta/rc tags.
-release = "0.8.2"
+release = "0.8.3"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/pandapipes/__init__.py b/pandapipes/__init__.py
index 363fb397..28665dde 100644
--- a/pandapipes/__init__.py
+++ b/pandapipes/__init__.py
@@ -2,7 +2,7 @@
 # and Energy System Technology (IEE), Kassel, and University of Kassel. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
 
-__version__ = '0.8.2'
+__version__ = '0.8.3'
 __format_version__ = '0.8.0'
 
 import pandas as pd
diff --git a/pandapipes/test/api/old_versions/example_0.8.3_gas.json b/pandapipes/test/api/old_versions/example_0.8.3_gas.json
new file mode 100644
index 00000000..ac8e640c
--- /dev/null
+++ b/pandapipes/test/api/old_versions/example_0.8.3_gas.json
@@ -0,0 +1,412 @@
+{
+  "_module": "pandapipes.pandapipes_net",
+  "_class": "pandapipesNet",
+  "_object": {
+    "fluid": {
+      "_module": "pandapipes.properties.fluids",
+      "_class": "Fluid",
+      "_object": "{\"name\": \"hgas\", \"fluid_type\": \"gas\", \"is_gas\": true, \"all_properties\": {\"density\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyInterExtra\", \"_object\": \"{\\\"x\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 263.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 273.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 283.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 293.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 303.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 313.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 323.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 333.0}], \\\"dtype\\\": \\\"float64\\\"}, \\\"y\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.7614762591064257}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.733332277439119}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.7072104923835694}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.6828947600611692}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.660205611537355}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.6389854855679075}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.6190946329317856}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 0.6004074588524487}], \\\"dtype\\\": \\\"float64\\\"}, \\\"_fill_value_orig\\\": \\\"extrapolate\\\"}\"}, \"viscosity\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyInterExtra\", \"_object\": \"{\\\"x\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 263.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 273.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 283.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 293.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 303.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 313.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 323.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 333.0}], \\\"dtype\\\": \\\"float64\\\"}, \\\"y\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.0047118361853041e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.04021750220461e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.0704866480048474e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.1007402297863992e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.1337005139349375e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.170765177634217e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.2010332619395079e-05}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.231274052527204e-05}], \\\"dtype\\\": \\\"float64\\\"}, \\\"_fill_value_orig\\\": \\\"extrapolate\\\"}\"}, \"heat_capacity\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyInterExtra\", \"_object\": \"{\\\"x\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 263.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 273.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 283.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 293.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 303.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 313.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 323.0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 333.0}], \\\"dtype\\\": \\\"float64\\\"}, \\\"y\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2111.7430409177705}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2129.19525821288}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2148.5756908384515}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2169.8204812997346}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2192.8111461983763}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2217.455354914997}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2243.67904088272}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 2271.295613279192}], \\\"dtype\\\": \\\"float64\\\"}, \\\"_fill_value_orig\\\": \\\"extrapolate\\\"}\"}, \"molar_mass\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyConstant\", \"_object\": \"{\\\"value\\\": 16.604497, \\\"warn_dependent_variables\\\": false}\"}, \"compressibility\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyLinear\", \"_object\": \"{\\\"slope\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": -0.0022}, \\\"offset\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"float64\\\", \\\"_object\\\": 1.0}}\"}, \"der_compressibility\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyConstant\", \"_object\": \"{\\\"value\\\": -0.0022, \\\"warn_dependent_variables\\\": false}\"}, \"lhv\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyConstant\", \"_object\": \"{\\\"value\\\": 13.20179, \\\"warn_dependent_variables\\\": false}\"}, \"hhv\": {\"_module\": \"pandapipes.properties.fluids\", \"_class\": \"FluidPropertyConstant\", \"_object\": \"{\\\"value\\\": 14.62197, \\\"warn_dependent_variables\\\": false}\"}}}"
+    },
+    "converged": true,
+    "name": "net",
+    "version": "0.8.3",
+    "format_version": "0.8.0",
+    "component_list": [
+      {
+        "_module": "pandapipes.component_models.junction_component",
+        "_class": "Junction",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.pipe_component",
+        "_class": "Pipe",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.ext_grid_component",
+        "_class": "ExtGrid",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.sink_component",
+        "_class": "Sink",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.source_component",
+        "_class": "Source",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.mass_storage_component",
+        "_class": "MassStorage",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.valve_component",
+        "_class": "Valve",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.flow_control_component",
+        "_class": "FlowControlComponent",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.pressure_control_component",
+        "_class": "PressureControlComponent",
+        "_object": "{}"
+      },
+      {
+        "_module": "pandapipes.component_models.compressor_component",
+        "_class": "Compressor",
+        "_object": "{}"
+      }
+    ],
+    "junction": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"name\",\"pn_bar\",\"tfluid_k\",\"height_m\",\"in_service\",\"type\"],\"index\":[0,1,2,3,4,5,6,7,8,9,10,11,12],\"data\":[[\"Junction 0\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 1\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 2\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 3\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 4\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 5\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 6\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 7\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 8\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 9\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 10\",16.0,283.0,0.0,true,\"junction\"],[\"Junction 11\",0.7,283.0,0.0,true,\"junction\"],[\"Junction 12\",0.7,283.0,0.0,true,\"junction\"]]}",
+      "orient": "split",
+      "dtype": {
+        "name": "object",
+        "pn_bar": "float64",
+        "tfluid_k": "float64",
+        "height_m": "float64",
+        "in_service": "bool",
+        "type": "object"
+      }
+    },
+    "junction_geodata": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"x\",\"y\"],\"index\":[],\"data\":[]}",
+      "orient": "split",
+      "dtype": {
+        "x": "float64",
+        "y": "float64"
+      }
+    },
+    "pipe": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"name\",\"from_junction\",\"to_junction\",\"std_type\",\"length_km\",\"diameter_m\",\"k_mm\",\"loss_coefficient\",\"alpha_w_per_m2k\",\"text_k\",\"qext_w\",\"sections\",\"in_service\",\"type\"],\"index\":[0,1,2,3,4,5,6,7],\"data\":[[\"Pipe 0\",0,1,null,3.0,0.1,1.0,0.0,10.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 1\",2,3,null,6.0,0.075,0.1,0.0,3.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 2\",3,4,null,5.0,0.06,0.1,0.0,20.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 3\",4,5,null,0.1,0.07,0.1,0.0,2.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 4\",5,6,null,4.5,0.085,0.1,0.0,2.5,293.0,0.0,10,true,\"pipe\"],[\"Pipe 5\",8,7,null,4.0,0.03,0.1,0.0,1.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 6\",9,10,null,1.0,0.03,0.1,0.0,1.0,293.0,0.0,10,true,\"pipe\"],[\"Pipe 7\",11,12,null,1.5,0.09,0.1,0.0,3.0,293.0,0.0,10,true,\"pipe\"]]}",
+      "orient": "split",
+      "dtype": {
+        "name": "object",
+        "from_junction": "uint32",
+        "to_junction": "uint32",
+        "std_type": "object",
+        "length_km": "float64",
+        "diameter_m": "float64",
+        "k_mm": "float64",
+        "loss_coefficient": "float64",
+        "alpha_w_per_m2k": "float64",
+        "text_k": "float64",
+        "qext_w": "float64",
+        "sections": "uint32",
+        "in_service": "bool",
+        "type": "object"
+      }
+    },
+    "pipe_geodata": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"coords\"],\"index\":[],\"data\":[]}",
+      "orient": "split",
+      "dtype": {
+        "coords": "object"
+      }
+    },
+    "ext_grid": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"name\",\"junction\",\"p_bar\",\"t_k\",\"in_service\",\"type\"],\"index\":[0,1],\"data\":[[\"External Grid 0\",0,16.0,280.0,true,\"pt\"],[\"External Grid 1\",8,15.0,285.0,true,\"pt\"]]}",
+      "orient": "split",
+      "dtype": {
+        "name": "object",
+        "junction": "uint32",
+        "p_bar": "float64",
+        "t_k": "float64",
+        "in_service": "bool",
+        "type": "object"
+      }
+    },
+    "controller": {
+      "_module": "pandas.core.frame",
+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"object\",\"in_service\",\"order\",\"level\",\"initial_run\",\"recycle\"],\"index\":[0,1],\"data\":[[{\"_module\":\"pandapower.control.controller.const_control\",\"_class\":\"ConstControl\",\"_object\":\"{\\\"index\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 0}, \\\"matching_params\\\": {\\\"element\\\": \\\"sink\\\", \\\"variable\\\": \\\"mdot_kg_per_s\\\", \\\"element_index\\\": {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"array\\\", \\\"_object\\\": [{\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 0}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 1}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 2}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 3}, {\\\"_module\\\": \\\"numpy\\\", \\\"_class\\\": \\\"int64\\\", \\\"_object\\\": 4}], \\\"dtype\\\": \\\"int64\\\"}}, \\\"data_source\\\": {\\\"_module\\\": \\\"pandapower.timeseries.data_sources.frame_data\\\", \\\"_class\\\": \\\"DFData\\\", \\\"_object\\\": \\\"{\\\\\\\"df\\\\\\\": {\\\\\\\"_module\\\\\\\": \\\\\\\"pandas.core.frame\\\\\\\", \\\\\\\"_class\\\\\\\": \\\\\\\"DataFrame\\\\\\\", \\\\\\\"_object\\\\\\\": \\\\\\\"{\\\\\\\\\\\\\\\"columns\\\\\\\\\\\\\\\":[\\\\\\\\\\\\\\\"0\\\\\\\\\\\\\\\",\\\\\\\\\\\\\\\"1\\\\\\\\\\\\\\\",\\\\\\\\\\\\\\\"2\\\\\\\\\\\\\\\",\\\\\\\\\\\\\\\"3\\\\\\\\\\\\\\\",\\\\\\\\\\\\\\\"4\\\\\\\\\\\\\\\",\\\\\\\\\\\\\\\"5\\\\\\\\\\\\\\\"],\\\\\\\\\\\\\\\"index\\\\\\\\\\\\\\\":[0,1,2,3],\\\\\\\\\\\\\\\"data\\\\\\\\\\\\\\\":[[0.2,0.1,0.5,0.07,0.09,0.1],[0.3,0.2,0.6,0.08,0.1,0.2],[0.4,0.3,0.7,0.09,0.11,0.3],[0.5,0.4,0.8,0.1,0.12,0.4]]}\\\\\\\", \\\\\\\"orient\\\\\\\": \\\\\\\"split\\\\\\\", \\\\\\\"dtype\\\\\\\": {\\\\\\\"0\\\\\\\": \\\\\\\"float64\\\\\\\", \\\\\\\"1\\\\\\\": \\\\\\\"float64\\\\\\\", \\\\\\\"2\\\\\\\": \\\\\\\"float64\\\\\\\", \\\\\\\"3\\\\\\\": 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+        "normfactor_from": "float64",
+        "normfactor_to": "float64"
+      }
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+    "res_press_control": {
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+      "_class": "DataFrame",
+      "_object": "{\"columns\":[\"v_from_m_per_s\",\"v_to_m_per_s\",\"p_from_bar\",\"p_to_bar\",\"t_from_k\",\"t_to_k\",\"mdot_from_kg_per_s\",\"mdot_to_kg_per_s\",\"vdot_norm_m3_per_s\",\"normfactor_from\",\"normfactor_to\",\"deltap_bar\"],\"index\":[0],\"data\":[[0.434858472688101,4.44816962887098,15.731343679361203,0.68,283.0,283.0,0.04,-0.04,0.056560246815887,0.060384645579573,0.617674860643332,-15.051343679361203]]}",
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+        "t_to_k": "float64",
+        "mdot_from_kg_per_s": "float64",
+        "mdot_to_kg_per_s": "float64",
+        "vdot_norm_m3_per_s": "float64",
+        "normfactor_from": "float64",
+        "normfactor_to": "float64",
+        "deltap_bar": "float64"
+      }
+    },
+    "res_compressor": {
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+      "_class": "DataFrame",
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+      "dtype": {
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+        "v_from_m_per_s": "float64",
+        "v_to_m_per_s": "float64",
+        "p_from_bar": "float64",
+        "p_to_bar": "float64",
+        "t_from_k": "float64",
+        "t_to_k": "float64",
+        "mdot_from_kg_per_s": "float64",
+        "mdot_to_kg_per_s": "float64",
+        "vdot_norm_m3_per_s": "float64",
+        "normfactor_from": "float64",
+        "normfactor_to": "float64",
+        "compr_power_mw": "float64"
+      }
+    },
+    "user_pf_options": {
+      "hyd_flag": true
+    }
+  }
+}
\ No newline at end of file
diff --git a/pandapipes/test/api/old_versions/example_0.8.3_water.json b/pandapipes/test/api/old_versions/example_0.8.3_water.json
new file mode 100644
index 00000000..9afa4e0a
--- /dev/null
+++ b/pandapipes/test/api/old_versions/example_0.8.3_water.json
@@ -0,0 +1,466 @@
+{
+  "_module": "pandapipes.pandapipes_net",
+  "_class": "pandapipesNet",
+  "_object": {
+    "fluid": {
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+      "_object": "{\"columns\":[\"v_mean_m_per_s\",\"p_from_bar\",\"p_to_bar\",\"t_from_k\",\"t_to_k\",\"mdot_from_kg_per_s\",\"mdot_to_kg_per_s\",\"vdot_norm_m3_per_s\",\"reynolds\",\"lambda\"],\"index\":[0],\"data\":[[0.039860085325707,6.0,5.575794559202104,293.0,293.0,0.2,-0.2,0.000200358641969,3176.7453710957152,0.040237198135447]]}",
+      "orient": "split",
+      "dtype": {
+        "v_mean_m_per_s": "float64",
+        "p_from_bar": "float64",
+        "p_to_bar": "float64",
+        "t_from_k": "float64",
+        "t_to_k": "float64",
+        "mdot_from_kg_per_s": "float64",
+        "mdot_to_kg_per_s": "float64",
+        "vdot_norm_m3_per_s": "float64",
+        "reynolds": "float64",
+        "lambda": "float64"
+      }
+    },
+    "user_pf_options": {
+      "hyd_flag": true
+    }
+  }
+}
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 9d15391a..22fed153 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@
 
 setup(
     name='pandapipes',
-    version='0.8.2',
+    version='0.8.3',
     author='Simon Ruben Drauz-Mauel, Daniel Lohmeier, Jolando Marius Kisse',
     author_email='simon.ruben.drauz-mauel@iee.fraunhofer.de, daniel.lohmeier@retoflow.de, '
                  'jolando.kisse@uni-kassel.de',