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q01_zeros_array/build.py

@@ -4,5 +4,8 @@
 import numpy as np
 
 # Your solution
+def array_zeros():
+    zeros_array = np.zeros((3,4,2))
+    return zeros_array
 
-
+print array_zeros()

q02_zeros_reshaped/build.py

@@ -3,3 +3,9 @@
 from greyatomlib.python_intermediate.q01_zeros_array.build import  array_zeros
 
 # Write your code
+def array_reshaped_zeros():
+    zeros_array = np.zeros((3,4,2))
+    zeros_array_reshaped = zeros_array.reshape(2,3,4)
+    return zeros_array_reshaped
+
+print (array_reshaped_zeros())

q03_create_3d_array/build.py

@@ -1,4 +1,10 @@
 # Default Imports
 import numpy as np
 
-# Enter solution here
+# Enter solution here
+def create_3d_array():
+    arr = np.arange(27)
+    arr1 = arr.reshape(3,3,3)
+    return arr1
+
+print create_3d_array()

q04_read_csv_data_to_ndarray/build.py

@@ -2,4 +2,10 @@
 import numpy as np
 path = "./data/ipl_matches_small.csv"
 
-# Enter code here
+# Enter code here
+dtype = np.float64
+def read_csv_data_to_ndarray(path,dtype):
+    array = np.genfromtxt(path, dtype=dtype, skip_header=1, delimiter=",")
+    return array
+
+print (read_csv_data_to_ndarray(path,dtype))

q05_read_csv_data/build.py

@@ -1,4 +1,8 @@
 # Default imports
 import numpy as np
 
-# Enter code here
+# Enter code here
+dtype='|S20'
+def read_ipl_data_csv(path, dtype):
+    ipl_matches_array = np.genfromtxt(path, dtype=dtype, skip_header=1, delimiter=",")
+    return ipl_matches_array

q06_get_unique_matches_count/build.py

@@ -3,3 +3,14 @@
 path = 'data/ipl_matches_small.csv'
 
 # Enter Code Here
+import numpy as np
+dtype = '|S20'
+def read_ipl_data_csv(path, dtype):
+    ipl_matches_array = np.genfromtxt(path, dtype=dtype, skip_header=1, delimiter=",")
+    return ipl_matches_array
+
+def get_unique_matches_count():
+    ipl_matches_array = read_ipl_data_csv(path, dtype)
+    return len(set(ipl_matches_array[:,0]))
+
+print get_unique_matches_count()

q07_get_unique_teams_set/build.py

@@ -3,3 +3,12 @@
 path = "data/ipl_matches_small.csv"
 
 # Enter Code Here
+import numpy as np
+dtype = '|S50'
+def get_unique_teams_set():
+    var = read_ipl_data_csv(path,dtype)
+    team1 = set(var[:,3])
+    team2 = set(var[:,4])
+    return team1.union(team2)
+
+print (get_unique_teams_set())

q08_get_total_extras/build.py

@@ -4,4 +4,8 @@
 
 path = 'data/ipl_matches_small.csv'
 
-# Enter Code Here
+# Enter Code Here
+dtype = np.int
+def get_total_extras():
+    var = read_ipl_data_csv(path, dtype)
+    return sum(var[:,17])