diff --git a/gensim/summarization/textcleaner.py b/gensim/summarization/textcleaner.py
index ba51b7691a..64f7af4bda 100644
--- a/gensim/summarization/textcleaner.py
+++ b/gensim/summarization/textcleaner.py
@@ -22,21 +22,16 @@
 
 from gensim.summarization.syntactic_unit import SyntacticUnit
 from gensim.parsing.preprocessing import preprocess_documents
-from gensim.utils import tokenize
+from gensim.utils import tokenize, has_pattern
 from six.moves import range
 import re
 import logging
 
 logger = logging.getLogger(__name__)
 
-try:
+HAS_PATTERN = has_pattern()
+if HAS_PATTERN:
     from pattern.en import tag
-    logger.info("'pattern' package found; tag filters are available for English")
-    HAS_PATTERN = True
-except ImportError:
-    logger.info("'pattern' package not found; tag filters are not available for English")
-    HAS_PATTERN = False
-
 
 SEPARATOR = r'@'
 RE_SENTENCE = re.compile(r'(\S.+?[.!?])(?=\s+|$)|(\S.+?)(?=[\n]|$)', re.UNICODE)
diff --git a/setup.py b/setup.py
index 96869bdd4a..7825a6a28c 100644
--- a/setup.py
+++ b/setup.py
@@ -265,6 +265,7 @@ def finalize_options(self):
 else:
     win_testenv.append('scikit-learn')
 
+
 linux_testenv = win_testenv[:]
 
 if sys.version_info < (3, 7):
@@ -275,7 +276,20 @@ def finalize_options(self):
     ])
 
 if (3, 0) < sys.version_info < (3, 7):
-    linux_testenv.extend(['nmslib'])
+    linux_testenv.extend(['nmslib'])    
+    
+docs_testenv = linux_testenv + distributed_env + [
+    'sphinx',
+    'sphinxcontrib-napoleon',
+    'plotly',
+    'pattern <= 2.6',
+    'sphinxcontrib.programoutput',
+]
+#
+# Get Py2.7 docs to build, see https://github.com/RaRe-Technologies/gensim/pull/2552
+#
+if sys.version_info == (2, 7):
+    docs_testenv.insert(0, 'doctools==0.14')
 
 ext_modules = [
     Extension('gensim.models.word2vec_inner',
@@ -388,7 +402,7 @@ def finalize_options(self):
         'distributed': distributed_env,
         'test-win': win_testenv,
         'test': linux_testenv,
-        'docs': linux_testenv + distributed_env + ['sphinx', 'sphinxcontrib-napoleon', 'plotly', 'pattern <= 2.6', 'sphinxcontrib.programoutput'],
+        'docs': docs_testenv,
     },
 
     include_package_data=True,