diff --git a/babel/messages/extract.py b/babel/messages/extract.py
index db429b2ea..e7d7ad70f 100644
--- a/babel/messages/extract.py
+++ b/babel/messages/extract.py
@@ -236,9 +236,12 @@ def extract_from_file(method, filename, keywords=DEFAULT_KEYWORDS,
     :returns: list of tuples of the form ``(lineno, message, comments, context)``
     :rtype: list[tuple[int, str|tuple[str], list[str], str|None]
     """
+    if method == 'ignore':
+        return []
+
     with open(filename, 'rb') as fileobj:
-        return list(extract(method, fileobj, keywords, comment_tags, options,
-                            strip_comment_tags))
+        return list(extract(method, fileobj, keywords, comment_tags,
+                            options, strip_comment_tags))
 
 
 def extract(method, fileobj, keywords=DEFAULT_KEYWORDS, comment_tags=(),
diff --git a/babel/numbers.py b/babel/numbers.py
index 6888c9cb4..cf819fc9a 100644
--- a/babel/numbers.py
+++ b/babel/numbers.py
@@ -1063,7 +1063,7 @@ def _format_int(self, value, min, max, locale):
     def _quantize_value(self, value, locale, frac_prec):
         quantum = get_decimal_quantum(frac_prec[1])
         rounded = value.quantize(quantum)
-        a, sep, b = str(rounded).partition(".")
+        a, sep, b = "{:f}".format(rounded).partition(".")
         number = (self._format_int(a, self.int_prec[0],
                                    self.int_prec[1], locale) +
                   self._format_frac(b or '0', locale, frac_prec))
diff --git a/tests/test_numbers.py b/tests/test_numbers.py
index 6e26fe900..a980a66ad 100644
--- a/tests/test_numbers.py
+++ b/tests/test_numbers.py
@@ -690,3 +690,7 @@ def test_parse_decimal_nbsp_heuristics():
     n = decimal.Decimal("12345.123")
     assert numbers.parse_decimal("12 345.123", locale="fi") == n
     assert numbers.parse_decimal(numbers.format_decimal(n, locale="fi"), locale="fi") == n
+
+
+def test_very_small_decimal_no_quantization():
+    assert numbers.format_decimal(decimal.Decimal('1E-7'), locale='en', decimal_quantization=False) == '0.0000001'