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Merge pull request #2 from michael-borisov/master
Fix indentation, pep8. Optimize imports and adding missing import for sy...
This commit is contained in:
Vadim Kravcenko
commit
f219e3b105
@ -3,90 +3,99 @@
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"""pipreqs - Generate pip requirements.txt file based on imports
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Usage:
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pipreqs <path>
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pipreqs <path>[options]
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pipreqs <path>
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pipreqs <path>[options]
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Options:
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--debug prints debug information.
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--savepath path to requirements.txt (Optional)
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"""
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from __future__ import print_function
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import os, re, logging
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import os
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import sys
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import re
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import logging
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from docopt import docopt
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import yarg
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from yarg.exceptions import HTTPError
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REGEXP = [
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re.compile(r'^import (.+)$'),
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re.compile(r'from (.*?) import (?:.*)')
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re.compile(r'^import (.+)$'),
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re.compile(r'from (.*?) import (?:.*)')
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]
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def get_all_imports(start_path):
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imports = []
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packages = []
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logging.debug('Traversing tree, start: %s', start_path)
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for root, dirs, files in os.walk(start_path):
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path = root.split('/')
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packages.append(os.path.basename(root))
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for file in files:
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if file[-3:] != ".py":
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continue
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for rex in REGEXP:
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with open(os.path.join(root,file), "r") as f:
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lines = f.readlines()
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for line in lines:
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if line[0] == "#":
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continue
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if "(" in line:
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break
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s = rex.match(line)
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if not s:
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continue
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for item in s.groups():
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if "," in item:
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for match in item.split(","):
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imports.append(match.strip())
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else:
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to_append = item if "." not in item else item.split(".")[0]
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imports.append(to_append.strip())
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third_party_packages = set(imports) - set(set(packages) & set(imports))
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logging.debug('Found third-party packages: %s', third_party_packages)
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with open(os.path.join(os.path.dirname(__file__), "stdlib"), "r") as f:
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data = [x.strip() for x in f.readlines()]
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return list(set(third_party_packages) - set(data))
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imports = []
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packages = []
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logging.debug('Traversing tree, start: %s', start_path)
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for root, dirs, files in os.walk(start_path):
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packages.append(os.path.basename(root))
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for file_name in files:
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if file_name[-3:] != ".py":
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continue
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with open(os.path.join(root, file_name), "r") as file_object:
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for line in file_object:
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if line[0] == "#":
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continue
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if "(" in line:
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break
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for rex in REGEXP:
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s = rex.match(line)
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if not s:
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continue
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for item in s.groups():
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if "," in item:
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for match in item.split(","):
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imports.append(match.strip())
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else:
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to_append = item if "." not in item else item.split(".")[0]
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imports.append(to_append.strip())
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third_party_packages = set(imports) - set(set(packages) & set(imports))
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logging.debug('Found third-party packages: %s', third_party_packages)
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with open(os.path.join(os.path.dirname(__file__), "stdlib"), "r") as f:
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data = [x.strip() for x in f.readlines()]
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return list(set(third_party_packages) - set(data))
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def generate_requirements_file(path, imports):
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with open(path, "w") as ff:
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logging.debug('Writing requirements to file %s', path)
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for item in imports:
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ff.write(item['name'] + "==" + item['version'])
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ff.write("\n")
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with open(path, "w") as ff:
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logging.debug('Writing requirements to file %s', path)
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for item in imports:
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ff.write(item['name'] + "==" + item['version'])
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ff.write("\n")
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def get_imports_info(imports):
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result = []
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for item in imports:
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try:
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data = yarg.get(item)
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except HTTPError:
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logging.debug('Package does not exist or network problems')
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continue
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if not data or len(data.release_ids) < 1:
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continue
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last_release = data.release_ids[-1]
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result.append({'name':item,'version':last_release})
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return result
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result = []
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for item in imports:
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try:
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data = yarg.get(item)
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except HTTPError:
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logging.debug('Package does not exist or network problems')
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continue
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if not data or len(data.release_ids) < 1:
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continue
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last_release = data.release_ids[-1]
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result.append({'name': item, 'version': last_release})
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return result
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def init(args):
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print ("Looking for imports")
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imports = get_all_imports(args['<path>'])
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print ("Getting latest version of packages information from PyPi")
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imports_with_info = get_imports_info(imports)
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print ("Found third-party imports: " + ", ".join(imports))
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path = args["--savepath"] if args["--savepath"] else os.path.join(args['<path>'],"requirements.txt")
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generate_requirements_file(path, imports_with_info)
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print ("Successfuly saved requirements file in: " + path)
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print("Looking for imports")
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imports = get_all_imports(args['<path>'])
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print("Getting latest version of packages information from PyPi")
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imports_with_info = get_imports_info(imports)
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print("Found third-party imports: " + ", ".join(imports))
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path = args["--savepath"] if args["--savepath"] else os.path.join(args['<path>'], "requirements.txt")
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generate_requirements_file(path, imports_with_info)
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print("Successfuly saved requirements file in: " + path)
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def main(): # pragma: no cover
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def main(): # pragma: no cover
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args = docopt(__doc__, version='xstat 0.1')
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log_level = logging.WARNING
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if args['--debug']:
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@ -98,5 +107,6 @@ def main(): # pragma: no cover
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except KeyboardInterrupt:
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sys.exit(0)
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if __name__ == '__main__':
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main() # pragma: no cover
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main() # pragma: no cover
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@ -14,43 +14,43 @@ from pipreqs import pipreqs
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class TestPipreqs(unittest.TestCase):
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def setUp(self):
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self.modules = ['flask', 'requests', 'sqlalchemy', 'docopt', 'nonexistendmodule']
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self.project = os.path.join(os.path.dirname(__file__),"_data")
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self.requirements_path = os.path.join(self.project,"requirements.txt")
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self.modules = ['flask', 'requests', 'sqlalchemy', 'docopt', 'nonexistendmodule']
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self.project = os.path.join(os.path.dirname(__file__), "_data")
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self.requirements_path = os.path.join(self.project, "requirements.txt")
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def test_get_all_imports(self):
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imports = pipreqs.get_all_imports(self.project)
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self.assertEqual(len(imports),5, "Incorrect Imports array length")
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for item in imports:
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self.assertTrue(item in self.modules, "Import is missing")
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self.assertFalse("time" in imports)
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self.assertFalse("logging" in imports)
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self.assertFalse("curses" in imports)
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self.assertFalse("__future__" in imports)
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imports = pipreqs.get_all_imports(self.project)
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self.assertEqual(len(imports), 5, "Incorrect Imports array length")
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for item in imports:
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self.assertTrue(item in self.modules, "Import is missing")
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self.assertFalse("time" in imports)
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self.assertFalse("logging" in imports)
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self.assertFalse("curses" in imports)
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self.assertFalse("__future__" in imports)
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def test_get_imports_info(self):
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imports = pipreqs.get_all_imports(self.project)
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with_info = pipreqs.get_imports_info(imports)
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# Should contain only 4 Elements without the "nonexistendmodule"
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self.assertEqual(len(with_info),4, "Length of imports array with info is wrong")
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for item in with_info:
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self.assertTrue(item['name'] in self.modules, "Import item appears to be missing")
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imports = pipreqs.get_all_imports(self.project)
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with_info = pipreqs.get_imports_info(imports)
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# Should contain only 4 Elements without the "nonexistendmodule"
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self.assertEqual(len(with_info), 4, "Length of imports array with info is wrong")
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for item in with_info:
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self.assertTrue(item['name'] in self.modules, "Import item appears to be missing")
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def test_init(self):
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pipreqs.init({'<path>':self.project, '--savepath':None})
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assert os.path.exists(self.requirements_path) == 1
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with open(self.requirements_path, "r") as f:
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data = f.read()
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for item in self.modules[:-1]:
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self.assertTrue(item in data)
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pipreqs.init({'<path>': self.project, '--savepath': None})
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assert os.path.exists(self.requirements_path) == 1
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with open(self.requirements_path, "r") as f:
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data = f.read()
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for item in self.modules[:-1]:
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self.assertTrue(item in data)
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def tearDown(self):
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try:
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os.remove(self.requirements_path)
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os.remove(self.requirements_path)
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except OSError:
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pass
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pass
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if __name__ == '__main__':
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unittest.main()
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