remove ipython display and requirement

Author: cx1111

setup.py

@@ -57,7 +57,6 @@
         'matplotlib>=1.5.1',
         'requests>=2.10.0',
         'pandas>=0.19.1',
-        'ipython>=5.1.0',
         ],
 
     # List additional groups of dependencies here (e.g. development

wfdb/annotations.py

@@ -3,7 +3,6 @@
 import sys
 import re
 import os
-from IPython.display import display
 from . import _headers
 from . import downloads
 
@@ -116,7 +115,7 @@ def checkfield(self, field):
             # Check the field type
             if type(getattr(self, field)) not in annfieldtypes[field]:
                 print('The '+field+' field must be one of the following types:')
-                display(annfieldtypes[field])
+                print(annfieldtypes[field])
                 sys.exit()
 
             # Field specific checks
@@ -148,14 +147,14 @@ def checkfield(self, field):
                 for item in fielditem:
                     if type(item) not in annfieldtypes[field]:
                         print("All elements of the '", field, "' field must be one of the following types:")
-                        display(annfieldtypes[field])
+                        print(annfieldtypes[field])
                         print("All elements must be present")
                         sys.exit()
             else:
                 for item in fielditem:
                     if item is not None and type(item) not in annfieldtypes[field]:
                         print("All elements of the '", field, "' field must be one of the following types:")
-                        display(annfieldtypes[field])
+                        print(annfieldtypes[field])
                         print("Elements may also be set to 'None'")
                         sys.exit()
 
@@ -409,7 +408,7 @@ def showanncodes():
     Usage: 
     showanncodes()
     """
-    display(symcodes)
+    print(symcodes)
 
 ## ------------- Reading Annotations ------------- ##
 

wfdb/downloads.py

@@ -3,7 +3,6 @@
 import os
 import sys
 import requests
-from IPython.display import display
 
 # Read a header file from physiobank
 def streamheader(recordname, pbdir):

wfdb/records.py

@@ -11,7 +11,6 @@
 import sys
 from collections import OrderedDict
 from calendar import monthrange
-from IPython.display import display
 import requests
 import multiprocessing
 from . import _headers
@@ -278,20 +277,20 @@ def checkitemtype(item, field, allowedtypes, channels=None):
                 if type(item[ch]) not in allowedtypes:
                     print(allowedtypes)
                     print("Channel "+str(ch)+" of field: '"+field+"' must be one of the following types:")
-                    display(allowedtypes)
+                    print(allowedtypes)
                     sys.exit()
             # The field may be None for the channel
             else:
                 if type(item[ch]) not in allowedtypes:
                     print("Channel "+str(ch)+" of field: '"+field+"' must be a 'None', or one of the following types:")
-                    display(allowedtypes)
+                    print(allowedtypes)
                     sys.exit()
 
     # Single scalar to check
     else:
         if type(item) not in allowedtypes:
             print("Field: '"+field+"' must be one of the following types:")
-            display(allowedtypes)
+            print(allowedtypes)
             sys.exit()