converting amount to other currency

Author: ravi

.gitignore

@@ -1,3 +1,63 @@
-env
-*.pyc
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
 *.*~
+# Distribution / packaging
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*,cover
+.hypothesis/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+#Ipython Notebook
+.ipynb_checkpoints
+env

LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 MicroPyramid
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -0,0 +1 @@
+# forex-python

CurrencyPy/__init__.py forex-python/__init__.pyCurrencyPy/__init__.py renamed to forex-python/__init__.py

@@ -24,23 +24,22 @@ def __init__(self):
     def _source_url(self):
         return "http://api.fixer.io/"
 
-    def _validate_date(self, date_str):
+    # def _validate_date(self, date_str):
+
+    def _get_date_string(self, date_str):
+        if date_str is None:
+            return 'latest'
         try:
             datetime.datetime.strptime(date_str, '%Y-%m-%d')
+            return date_str
         except ValueError:
             raise ValueError("Incorrect date String, date_str should be YYYY-MM-DD")
 
-
+        
 class CurrencyRates(Common):
 
     def get_rates(self, base_cur, date_str=None):
-
-        if date_str is None:
-            date_str = 'latest'
-        else:
-            self._validate_date(date_str)
-            date_str = str(date_str)
-
+        date_str = self._get_date_string(date_str)
         payload = {'base': base_cur}
         source_url = self._source_url() + date_str
         response = requests.get(source_url, params=payload)
@@ -50,12 +49,7 @@ def get_rates(self, base_cur, date_str=None):
         raise RatesNotAvailableError("Currency Rates Source Not Ready")
 
     def get_rate(self, base_cur, dest_cur, date_str=None):
-        if date_str is None:
-            date_str = 'latest'
-        else:
-            self._validate_date(date_str)
-            date_str = str(date_str)
-
+        date_str = self._get_date_string(date_str)
         payload = {'base': base_cur, 'symbols': dest_cur}
         source_url = self._source_url() + date_str
         response = requests.get(source_url, params=payload)
@@ -65,4 +59,17 @@ def get_rate(self, base_cur, dest_cur, date_str=None):
             return rate
         raise RatesNotAvailableError("Currency Rates Source Not Ready")
 
-    # def convert(self, base_cur, dest_cur, amount, date_str=None)
+    def convert(self, base_cur, dest_cur, amount, date_str=None):
+        date_str = self._get_date_string(date_str)
+        payload = {'base': base_cur, 'symbols': dest_cur}
+        source_url = self._source_url() + date_str
+        response = requests.get(source_url, params=payload)
+        if response.status_code == 200:
+            print response.json()
+            rate = response.json().get('rates', {}).get(dest_cur, None)
+            if not rate:
+                raise RatesNotAvailableError("Currency {0} => {1} rate not available for Date {2}.".format(
+                    source_url, dest_cur, date_str))
+            converted_amount = rate * amount
+            return converted_amount
+        raise RatesNotAvailableError("Currency Rates Source Not Ready")