progress

Solutions.ipynb

@@ -57,7 +57,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -78,30 +78,22 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 6,
    "metadata": {},
-   "outputs": [],
-   "source": [
-    "import matplotlib.pyplot as plt\n",
-    "%matplotlib inline\n",
-    "\n"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "fig,ax=plt.subplots(2,2)\n",
-    "fig.text(0,0.5,r\"\\sum$\",rotation=90, verticalalignment='center')"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "ename": "FileNotFoundError",
+     "evalue": "[Errno 2] No such file or directory: 'C:\\\\Users\\\\Gabi\\\\Documents\\\\Python\\\\NN\\\\Inputdata\\\\PCM_MEZ_good_shape.txt'",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[0;31mFileNotFoundError\u001b[0m                         Traceback (most recent call last)",
+      "\u001b[0;32m<ipython-input-6-cdb379e1f3ca>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[1;32m      1\u001b[0m \u001b[0mfilepath\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;34mr\"C:\\Users\\Gabi\\Documents\\Python\\NN\\Inputdata\\PCM_MEZ_good_shape.txt\"\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 2\u001b[0;31m \u001b[0mcount\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mStrCount\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilepath\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcount\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\";\"\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      3\u001b[0m \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcount\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      4\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      5\u001b[0m \u001b[0;31m# if this takes too long it might be the server connection... (depending on the file size)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;32m<ipython-input-5-e09a27b1721e>\u001b[0m in \u001b[0;36mcount\u001b[0;34m(self, string)\u001b[0m\n\u001b[1;32m      8\u001b[0m     \u001b[0;32mdef\u001b[0m \u001b[0mcount\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0mstring\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      9\u001b[0m         \u001b[0mcount\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 10\u001b[0;31m         \u001b[0;32mwith\u001b[0m \u001b[0mopen\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mfilepath\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0;32mas\u001b[0m \u001b[0mfile\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m     11\u001b[0m             \u001b[0;32mfor\u001b[0m \u001b[0mline\u001b[0m \u001b[0;32min\u001b[0m \u001b[0mfile\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     12\u001b[0m                 \u001b[0mcount\u001b[0m\u001b[0;34m+=\u001b[0m\u001b[0mlen\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mline\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0msplit\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mstring\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;31mFileNotFoundError\u001b[0m: [Errno 2] No such file or directory: 'C:\\\\Users\\\\Gabi\\\\Documents\\\\Python\\\\NN\\\\Inputdata\\\\PCM_MEZ_good_shape.txt'"
+     ]
+    }
+   ],
    "source": [
     "filepath=r\"C:\\Users\\Gabi\\Documents\\Python\\NN\\Inputdata\\PCM_MEZ_good_shape.txt\"\n",
     "count=StrCount(filepath).count(\";\")\n",
@@ -166,12 +158,50 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 22,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[0,\n",
+       " 1,\n",
+       " 1,\n",
+       " 2,\n",
+       " 3,\n",
+       " 5,\n",
+       " 8,\n",
+       " 13,\n",
+       " 21,\n",
+       " 34,\n",
+       " 55,\n",
+       " 89,\n",
+       " 144,\n",
+       " 233,\n",
+       " 377,\n",
+       " 610,\n",
+       " 987,\n",
+       " 1597,\n",
+       " 2584,\n",
+       " 4181,\n",
+       " 6765,\n",
+       " 10946,\n",
+       " 17711,\n",
+       " 28657,\n",
+       " 46368]"
+      ]
+     },
+     "execution_count": 22,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
-    "def fib(n):\n",
-    "    fibo=[1,1]\n",
+    "# non-recursive\n",
+    "def Fibonacci2(n):\n",
+    "    if n<=0:\n",
+    "        raise ValueError(\"The input must be larger 0.\")\n",
+    "    fibo=[0,1]\n",
     "    if n==1:\n",
     "        return fibo[0]\n",
     "    elif n==2:\n",
@@ -180,8 +210,7 @@
     "        for run in range(n-2):\n",
     "            fibo.append(fibo[-1]+fibo[-2])\n",
     "        return fibo\n",
-    "\n",
-    "fib(16)"
+    "\n"
    ]
   },
   {
@@ -231,7 +260,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.4"
+   "version": "3.6.8"
   }
  },
  "nbformat": 4,

Tasks.ipynb

@@ -26,7 +26,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Write a class, that takes a filepath as an argument when it is initialized. Create a method, that takes a string as an argument and returns the number of occurances of that string in that file."
+    "Write a class, that takes a file as an argument when it is initialized. Create a method, that takes a string as an argument and returns the number of occurances of that string in that file."
    ]
   },
   {
@@ -95,7 +95,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.4"
+   "version": "3.6.8"
   }
  },
  "nbformat": 4,

Untitled.ipynb

+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.6.8"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

tanks.py

+#################################################################################################################
+## Package
+
+class Tank:
+    def __init__(self, level, rate, upstream_tanks=None):
+        self.level = level
+        self.rate = rate
+        self.upstream_tanks = upstream_tanks
+        return
+    
+    @property # allows the method use without brackets 
+    def Q(self):
+        tank_area = 1
+        return self.level * self.rate / tank_area
+        
+
+class LevelGauge:
+    def __init__(self,tank):
+        self.tank = tank
+        self.data = []
+        return
+    
+    def take_measurement(self):
+        self.data.append(self.tank.level)
+        return
+
+
+class Network:
+    def __span_network(self, i):
+        self.tanks[i] = Tank(levels[i], rates[i], upstream_tanks=network_structure.get(i))
+        if network_structure.get(i) is not None:
+            for tank in network_structure.get(i):
+                #recursion
+                self.__span_network(tank) 
+    
+    def generate(self, network_structure, levels, rates):
+        
+        self.final_tank = max(network_structure.keys())
+        
+        if network_structure[self.final_tank] == []:
+            print("The last tank has no upstream tanks. The network structure you provided is invalid.")
+        else:
+            self.tanks = {}
+            self.__span_network(self.final_tank)
+        
+        return "network generated"
+    
+    def __fill_tank(self,tank_id):
+        tank = self.tanks[tank_id]
+        if tank.upstream_tanks is not None:
+            for uptank_id in tank.upstream_tanks:
+                # recursion
+                self.__fill_tank(uptank_id)          
+                
+                uptank = self.tanks[uptank_id]
+                uptank.level -= uptank.Q
+                tank.level += uptank.Q
+    
+    def install_level_gauges(self):
+        self.gauges = {}
+        for tank_id in self.tanks:
+            self.gauges[tank_id] = LevelGauge(self.tanks[tank_id])
+    
+    def simulate(self,iterations):
+        
+        for gauge in self.gauges.values():
+            gauge.take_measurement()
+        
+        for dt in range(iterations):
+            self.__fill_tank(self.final_tank)
+            
+            for gauge in self.gauges.values():
+                gauge.take_measurement()
+            
+        return
+
+#################################################################################################################
+## Top level Api use
+
+network_structure = {6:[4,5],4:[1,2],5:[3]}
+levels = {1:10,2:20,3:15,4:8,5:44,6:2.5}
+rates = {1:0.0,2:0.06,3:0.9,4:0.3,5:0.5,6:0}
+
+network = Network()
+network.generate(network_structure,levels,rates)
+network.install_level_gauges()
+network.simulate(110)
+
+
+#################################################################################################################
+## plotting results
+
+import matplotlib.pyplot as plt
+fig, axis = plt.subplots(6,1,figsize = (12,8))
+for idx, ax in enumerate(axis):
+    ax.plot(network.gauges[idx+1].data)
+    ax.set_title(idx+1)
+plt.tight_layout()

variable.txt

+{
+    "ac": 33,
+    "abc": [
+        3,
+        4,
+        5
+    ],
+    "bcd": 44
+}
\ No newline at end of file