gryf/debugging_python
1
0
Fork 0
mirror of https://github.com/gryf/debugging_python.git synced 2025-12-17 11:30:30 +01:00
Code Issues Projects Releases Wiki Activity

Added images for failure finding section

Browse Source
This commit is contained in:
Roman Dobosz
2015-06-28 17:12:18 +02:00
parent 21ce98d4bc
commit 60fb3e33d5
12 changed files with 116 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
example/cm2inch.py
View File

@@ -1,5 +1,4 @@
import Tkinter as tk
import ttk
class CmInchConverter(object):
@@ -17,6 +16,32 @@ class CmInchConverter(object):
self._gui_initialize()
self._root.mainloop()
def calculate(self):
"""Perform calculation"""
action = {1: self._inch_calculate,
2: self._cm_calculate}
try:
val = int(self.value.get())
except ValueError:
val = self.value.get()
result = action[self.convert_to_inches.get()](val)
self.result.set(result)
def _inch_calculate(self, val):
"""Calculate inch value from given val in cm"""
try:
return "%.4f" % val * 0.3937
except TypeError:
return "Err"
def _cm_calculate(self, val):
"""Calculate cm value from given val in inch"""
try:
return "%.4f" % val/0.3937
except TypeError:
return "Err"
def _gui_initialize(self):
"""Initialize the GUI"""
self._root = tk.Tk()
@@ -29,7 +54,7 @@ class CmInchConverter(object):
self.value.set("0")
self.result.set("0")
mainframe = ttk.Frame(self._root, padding="3 3 12 12")
mainframe = tk.Frame(self._root, pady=5, padx=5)
mainframe.grid(column=0, row=0, sticky=(tk.N, tk.W, tk.E, tk.S))
mainframe.columnconfigure(0, weight=1)
mainframe.rowconfigure(0, weight=1)
@@ -49,49 +74,22 @@ class CmInchConverter(object):
value=2)
radio2.grid(column=0, row=3, columnspan=2, **defaults)
ttk.Label(mainframe, text="Enter value:").grid(column=0, row=1,
tk.Label(mainframe, text="Enter value:").grid(column=0, row=1,
**defaults)
entry1 = ttk.Entry(mainframe, width=20, textvariable=self.value)
entry1 = tk.Entry(mainframe, width=20, textvariable=self.value)
entry1.grid(column=1, row=1, **defaults)
ttk.Label(mainframe, text="Result:").grid(column=0, row=4, **defaults)
tk.Label(mainframe, text="Result:").grid(column=0, row=4, **defaults)
entry2 = tk.Entry(mainframe, width=20, state=tk.DISABLED,
textvariable=self.result,
disabledbackground="White Smoke",
disabledforeground="Midnight Blue")
entry2.grid(column=1, row=4, **defaults)
ttk.Button(mainframe, text="Calculate",
tk.Button(mainframe, text="Calculate",
command=self.calculate).grid(column=3, row=5, **defaults)
def calculate(self):
"""Perform calculation"""
action = {1: self._inch_calculate,
2: self._cm_calculate}
try:
val = int(self.value.get())
except ValueError:
val = self.value.get()
result = action[self.convert_to_inches.get()](val)
self.result.set(result)
def _cm_calculate(self, val):
"""Calculate cm value from given val in inch"""
try:
return "%.4f" % val/0.3937
except TypeError:
return "Err"
def _inch_calculate(self, val):
"""Calculate inch value from given val in cm"""
try:
return "%.4f" % val * 0.3937
except TypeError:
return "Err"
def main():
"""Main function"""
conv = CmInchConverter()