4 files changed, 149 insertions, 0 deletions
diff --git a/robot/problems/introduction/gyro90/common.py b/robot/problems/introduction/gyro90/common.py
new file mode 100644
index 0000000..b44d15d
--- /dev/null
+++ b/robot/problems/introduction/gyro90/common.py
@@ -0,0 +1,80 @@
+# coding=utf-8
+
+from python.util import has_token_sequence, string_almost_equal, \
+    string_contains_number, get_tokens, get_numbers, get_exception_desc
+from server.hints import Hint, HintSequence
+
+id = 209
+group = 'introduction'
+number = 7
+visible = True
+
+solution = '''\
+from ev3dev import *
+from mindstorms_widgets import mindstorms_widgets
+
+robot = mindstorms_widgets()
+robot.connect_motor( 'left' )
+robot.connect_motor( 'right' )
+robot.connect_sensor( 'gyro' )
+
+robot.gyro_set_mode( 'angle' )
+robot.reset_gyro()
+
+power = 15
+robot.move_tank( 'on', lr_power=[power,-power] )
+while robot.gyro_sensor_measure() < 90:
+    pass
+robot.move_tank( 'off' )
+'''
+
+hint_type = {
+    'mW_init': Hint('mW_init'),
+    'connectMotorLeft': Hint('connectMotorLeft'),
+    'connectMotorRight': Hint('connectMotorRight'),
+    'connectGyro': Hint('connectGyro'),
+    'resetGyro': Hint('resetGyro'),
+    'setGyroMode': Hint('setGyroMode'),
+    'gyroMeasure': Hint('gyroMeasure'),
+    'moveTank': Hint('moveTank'),
+    'lrPower': Hint('lrPower'),
+    'while': Hint('while')
+}
+
+def hint( code):
+    tokens = get_tokens(code)
+
+    # if code does not include mindstorms_widgets(), a student gets a hint that the robot should be somehow represented in the program
+    if not has_token_sequence(tokens, ['mindstorms_widgets', '(',')']):
+        return [{'id': 'mW_init'}]
+
+    # if code does not include connect_motor statement, a student needs to learn about how to connect the motors
+    if not has_token_sequence(tokens, ['connect_motor']) and not has_token_sequence(tokens, ['left']):
+        return [{'id': 'connectMotorLeft'}]
+
+    # if code does not include connect_motor statement, a student needs to learn about how to connect the motors
+    if not has_token_sequence(tokens, ['connect_motor']) and not has_token_sequence(tokens, ['right']):
+        return [{'id': 'connectMotorRight'}]
+
+    if not (has_token_sequence(tokens, ['connect_gyro','(']) and 'gyro' in code):
+        return [{'id': 'connectGyro'}]
+    
+    if not has_token_sequence(tokens, ['reset_gyro()']):
+        return [{'id': 'resetGyro'}]
+
+    if not has_token_sequence(tokens, ['gyro_set_mode']):
+        return [{'id': 'setGyroMode'}]
+
+    if not has_token_sequence(tokens, ['gyro_sensor_measure()']):
+        return [{'id': 'gyroMeasure'}]
+
+    if not has_token_sequence(tokens, ['move_tank']):
+        return [{'id': 'moveTank'}]
+    
+    if not 'lr_power' in code:
+        return [{'id': 'lrPower'}]
+
+    if not has_token_sequence(tokens, ['while']):
+        return [{'id': 'while'}]
+
+    return None
diff --git a/robot/problems/introduction/gyro90/en.py b/robot/problems/introduction/gyro90/en.py
new file mode 100644
index 0000000..12c782c
--- /dev/null
+++ b/robot/problems/introduction/gyro90/en.py
@@ -0,0 +1,15 @@
+# coding=utf-8
+import server
+mod = server.problems.load_language('python', 'en')
+
+id = 209
+name = 'Gyro 90'
+slug = 'Gyro 90'
+
+description = '''\
+
+'''
+
+hint = {
+    
+}
diff --git a/robot/problems/introduction/gyro90/naloga07_gyro90.py b/robot/problems/introduction/gyro90/naloga07_gyro90.py
new file mode 100644
index 0000000..84d4ca1
--- /dev/null
+++ b/robot/problems/introduction/gyro90/naloga07_gyro90.py
@@ -0,0 +1,25 @@
+#!/usr/bin/python
+# coding=utf-8
+
+print ("""
+Naloga 7:
+   Robot naj se na mestu obrne za 90 stopinj v desno; pri tem naj si pomaga z ziroskopom.
+""")
+import sys
+sys.path.append('/home/user/codeq')
+from ev3dev import *
+from mindstorms_widgets import mindstorms_widgets
+
+robot = mindstorms_widgets()
+robot.connect_motor( 'left' )
+robot.connect_motor( 'right' )
+robot.connect_sensor( 'gyro' )
+
+robot.gyro_set_mode( 'angle' )
+robot.reset_gyro()
+
+power = 15
+robot.move_tank( 'on', lr_power=[power,-power] )
+while robot.gyro_sensor_measure() < 90:
+    pass
+robot.move_tank( 'off' )
diff --git a/robot/problems/introduction/gyro90/sl.py b/robot/problems/introduction/gyro90/sl.py
new file mode 100644
index 0000000..0a82c6d
--- /dev/null
+++ b/robot/problems/introduction/gyro90/sl.py
@@ -0,0 +1,29 @@
+# coding=utf-8
+
+name = 'Žiroskop 90'
+slug = 'Žiroskop 90'
+
+description = '''\
+<p>Robot naj se na mestu obrne za 90 stopinj v desno; pri tem naj si pomaga z žiroskopom.</p>'''
+
+hint = {
+    'mW_init':['''<p>Robota v programu predstavimo z mindstorms_widgets(): <code>robot = mindstorms_widgets()</code>.</p>'''],
+    'connectMotorLeft':['''<p>Robotu priključi levi motor.</p>''',
+                 '''<p><code>robot.connect_motor( 'left' )</code>.</p>'''],
+    'connectMotorRight':['''<p>Robotu priključi desni motor.</p>''',
+                 '''<p><code>robot.connect_motor( 'right' )</code>.</p>'''],
+    'connectGyro':['''<p>Robotu priključi žiroskop.</p>''',
+                 '''<p><code>robot.connect_sensor( 'gyro' )</code>.</p>'''],
+    'resetGyro':['''<p>Žiroskop na začetku resetiraj.</p>''',
+                 '''<p><code>robot.reset_gyro()</code>.</p>'''],
+    'setGyroMode':['''<p>Žiroskopu nastavi način delovanja na merjenje kotov.</p>''',
+                   '''<p><code>robot.gyro_set_mode('angle')</code>.</p>'''],
+    'gyroMeasure':['''<p>Preberi vrednost žiroskopa.</p>''',
+                   '''<p><code>robot.gyro_sensor_measure()</code>.</p>'''],
+    'lrPower':['''<p>Za obrat na mestu se morata kolesi vrteti z enako močjo in v nasprotni smeri.</p>''',
+               '''<p><code>robot.move_tank( 'on', lr_power=[hitrost, -hitrost], ... )</code>.</p>'''],
+    'moveTank':['''<p>Robot naj se obrne na mestu.</p>''',
+                 '''<p>Najprimernejša metoda za to je <code>move_tank</code></p>'''],
+    'while':['''<p>Program naj teče dokler je kot zasuka manjši od 90 stopinj.</p>''',
+             '''<p><code>robot.gyro_sensor_measure() < 90:</code></p>'''],
+}