2020-10-19 21:08:55

docs/da/106.md

@@ -6,7 +6,7 @@
 
 In [1]:
 
-```
+```py
 class Leaf(object):
     def __init__(self, mass_mg):
         self.mass_mg = mass_mg
@@ -22,14 +22,14 @@ class Leaf(object):
 
 In [2]:
 
-```
+```py
 leaf = Leaf(200)
 
 print leaf.mass_oz
 
 ```
 
-```
+```py
 0.00706
 
 ```
@@ -38,14 +38,14 @@ print leaf.mass_oz
 
 In [3]:
 
-```
+```py
 leaf.mass_mg = 150
 
 print leaf.mass_oz
 
 ```
 
-```
+```py
 0.005295
 
 ```
@@ -54,12 +54,12 @@ print leaf.mass_oz
 
 In [4]:
 
-```
+```py
 leaf.mass_oz()
 
 ```
 
-```
+```py
 ---------------------------------------------------------------------------
 TypeError                                 Traceback (most recent call last)
 <ipython-input-4-aac6717ebc82> in <module>()
@@ -72,12 +72,12 @@ TypeError: 'float' object is not callable
 
 In [5]:
 
-```
+```py
 leaf.mass_oz = 0.001
 
 ```
 
-```
+```py
 ---------------------------------------------------------------------------
 AttributeError                            Traceback (most recent call last)
 <ipython-input-5-d232052cd2dc> in <module>()
@@ -90,7 +90,7 @@ AttributeError: can't set attribute
 
 In [6]:
 
-```
+```py
 import numpy as np
 
 class Forest(object):
@@ -134,7 +134,7 @@ class Forest(object):
 
 In [7]:
 
-```
+```py
 forest = Forest()
 
 forest.num_cells
@@ -143,7 +143,7 @@ forest.num_cells
 
 Out[7]:
 
-```
+```py
 22500
 ```
 
@@ -151,7 +151,7 @@ Out[7]:
 
 In [8]:
 
-```
+```py
 small_forest = Forest((10, 10))
 small_forest.num_cells
 
@@ -159,7 +159,7 @@ small_forest.num_cells
 
 Out[8]:
 
-```
+```py
 100
 ```
 
@@ -167,27 +167,27 @@ Out[8]:
 
 In [9]:
 
-```
+```py
 small_forest.tree_fraction
 
 ```
 
 Out[9]:
 
-```
+```py
 0.0
 ```
 
 In [10]:
 
-```
+```py
 small_forest.fire_fraction
 
 ```
 
 Out[10]:
 
-```
+```py
 0.0
 ```
 
@@ -197,7 +197,7 @@ Out[10]:
 
 In [11]:
 
-```
+```py
 class Leaf(object):
     def __init__(self, mass_mg):
         self.mass_mg = mass_mg
@@ -218,7 +218,7 @@ class Leaf(object):
 
 In [12]:
 
-```
+```py
 leaf = Leaf(200)
 print leaf.mass_oz
 
@@ -227,7 +227,7 @@ print leaf.mass_oz
 
 ```
 
-```
+```py
 0.00706
 0.005295
 
@@ -237,20 +237,20 @@ print leaf.mass_oz
 
 In [13]:
 
-```
+```py
 leaf.mass_oz = 0.01
 print leaf.mass_mg
 
 ```
 
-```
+```py
 283.28611898
 
 ```
 
 一个等价的替代如下：
 
-```
+```py
 class Leaf(object):
     def __init__(self, mass_mg):
         self.mass_mg = mass_mg